| The SHEWHART Procedure | 
The following tables list the XSCHART statement options by function. For complete descriptions, see Dictionary of Options
Option  | 
Description  | 
|---|---|
Options for Specifying Control Limits  | 
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requests probability limits for chart  | 
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specifies either nominal sample size for fixed control limits or varying limits  | 
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computes control limits for each process from the data rather than a LIMITS= data set (SAS 6.10 and later releases)  | 
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reads _ALPHA_ instead of _SIGMAS_ from a LIMITS= data set  | 
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reads control limits for each process from a LIMITS= data set  | 
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reads single set of control limits for each process from a LIMITS= data set (SAS 6.09 and earlier releases)  | 
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 specifies width of control limits in terms of multiple   | 
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Options for Displaying Control Limits  | 
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specifies color for area inside control limits  | 
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specifies color of control limits, central line, and related labels  | 
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 specifies label for lower control limit on   | 
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 specifies label for lower control limit on   | 
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specifies a substitution character for labels provided as quoted strings; the character is replaced with the value of the control limit  | 
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specifies line type for control limits  | 
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 specifies number of digits to right of decimal place in default labels for control limits and central line on   | 
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 specifies number of digits to right of decimal place in default labels for control limits and central line on   | 
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 suppresses display of central line on   | 
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 suppresses display of central line on   | 
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 suppresses display of lower control limit on   | 
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 suppresses display of lower control limit on   | 
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 suppresses display of zero lower control limit on   | 
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suppresses labels for control limits and central line  | 
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suppresses display of control limits  | 
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suppresses default frame around control limit information when multiple sets of control limits are read from a LIMITS= data set  | 
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suppresses legend for control limits  | 
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 suppresses display of upper control limit on   | 
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 suppresses display of upper control limit on   | 
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 specifies label for central line on   | 
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 specifies label for upper control limit on   | 
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 specifies label for upper control limit on   | 
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specifies width for control limits and central line  | 
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 specifies label for central line on   | 
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Process Mean and Standard Deviation Options  | 
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 specifies known value of   | 
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 specifies known value   | 
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 specifies method for estimating process standard deviation   | 
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identifies parameters as estimates or standard values and specifies value of _TYPE_ in the OUTLIMITS= data set  | 
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Options for Plotting and Labeling Points  | 
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 labels every point on   | 
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 labels every point on   | 
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specifies color for labels  | 
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specifies color for line segments that connect points on chart  | 
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specifies fill color for frame around labeled points  | 
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specifies color for needles that connect points to central line  | 
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specifies color for portions of line segments that connect points outside control limits  | 
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specifies color for shading areas between the connected points and control limits outside the limits  | 
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specifies angle at which labels are drawn  | 
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specifies software font for labels (alias for the TESTFONT= option)  | 
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specifies height of labels (alias for the TESTHEIGHT= option)  | 
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connects points to central line with vertical needles  | 
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suppresses line segments that connect points on chart  | 
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 labels points outside control limits on   | 
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 labels points outside control limits on   | 
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specifies LEGEND statement for levels of symbol-variable  | 
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specifies order in which symbols are assigned for levels of symbol-variable  | 
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turns point labels so that they are strung out vertically  | 
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specifies width of needles  | 
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Options for Specifying Tests for Special Causes  | 
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computes zone widths independently above and below center line  | 
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 enables tests to be applied with control limits other than   | 
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suppresses tests across phase boundaries  | 
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 specifies tests for special causes for the   | 
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 specifies tests for special causes for the   | 
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 enables tests for special causes to be reset for the   | 
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specifies length of pattern for Test 2  | 
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specifies length of pattern for Test 3  | 
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applies tests across phase boundaries  | 
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provides labels for points where test is positive  | 
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 specifies label for   | 
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applies tests to standardized chart statistics  | 
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performs tests on overlapping patterns of points  | 
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enables tests for special causes to be reset  | 
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 adds labels A, B, and C to zone lines for   | 
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 adds labels A, B, and C to zone lines for   | 
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 adds lines to   | 
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 adds lines to   | 
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specifies position of ZONEVALUES labels  | 
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 labels   | 
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 labels   | 
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Options for Displaying Tests for Special Causes  | 
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specifies color for boxes enclosing labels indicating points where test is positive  | 
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specifies color for labels indicating points where test is positive  | 
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specifies color for symbol used to plot points where test is positive  | 
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specifies color for lines and labels delineating zones A, B, and C  | 
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specifies type of line connecting points where test is positive  | 
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specifies line type for lines delineating zones A, B, and C  | 
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specifies software font for labels at points where test is positive  | 
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specifies height of labels at points where test is positive  | 
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requests that labels for points where test is positive be positioned so that do not overlap  | 
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specifies plot symbol for points where test is positive  | 
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specifies symbol height for points where test is positive  | 
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specifies width of line connecting points where test is positive  | 
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Axis and Axis Label Options  | 
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specifies color for axis lines and tick marks  | 
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specifies fill colors for frame for plot area  | 
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specifies color for tick mark values and axis labels  | 
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produces horizontal axis for discrete numeric group values  | 
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specifies major tick mark values for horizontal axis  | 
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specifies height of axis label and axis legend text  | 
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specifies number of minor tick marks between major tick marks on horizontal axis  | 
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specifies length of offset at both ends of horizontal axis  | 
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specifies first major tick mark value on horizontal axis when a date, time, or datetime format is associated with numeric subgroup variable  | 
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suppresses label for horizontal axis  | 
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specifies that only the first occurrence of repeated, adjacent subgroup values is to be labeled on horizontal axis  | 
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 suppresses vertical axis truncation at zero applied by default to   | 
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requests vertical axis labels that are strung out vertically  | 
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specifies thinning factor for tick mark labels on horizontal axis  | 
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specifies splitting character for axis labels  | 
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requests horizontal axis labels that are strung out vertically  | 
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 specifies major tick mark values for vertical axis of   | 
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 specifies major tick mark values for vertical axis of   | 
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specifies format for primary vertical axis tick mark labels  | 
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specifies format for secondary vertical axis tick mark labels  | 
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specifies number of minor tick marks between major tick marks on vertical axis  | 
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specifies length of offset at both ends of vertical axis  | 
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forces origin to be included in vertical axis for primary chart  | 
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forces origin to be included in vertical axis for secondary chart  | 
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specifies width of axis lines  | 
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Plot Layout Options  | 
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plots means for all subgroups  | 
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creates control charts using half-screens and half-pages  | 
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creates control charts for a process only when exceptions occur  | 
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natural time interval between consecutive subgroup positions when time, date, or datetime format is associated with a numeric subgroup variable  | 
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maximum number of pages or screens for chart  | 
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requests special markers for points corresponding to sample sizes not equal to nominal sample size for fixed control limits  | 
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suppresses creation of charts  | 
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 suppresses creation of   | 
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suppresses frame for plot area  | 
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suppresses legend for subgroup sample sizes  | 
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specifies number of subgroup positions per panel on each chart  | 
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repeats last subgroup position on panel as first subgroup position of next panel  | 
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 displays   | 
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specifies number of pages or screens to be used to display chart  | 
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 specifies length of vertical axis on   | 
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 displays   | 
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Reference Line Options  | 
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specifies color for lines requested by HREF= and HREF2= options  | 
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specifies color for lines requested by VREF= and VREF2= options  | 
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 specifies position of reference lines perpendicular to horizontal axis on   | 
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 specifies position of reference lines perpendicular to horizontal axis on   | 
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 specifies position of reference lines perpendicular to horizontal axis on   | 
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 specifies position of reference lines perpendicular to horizontal axis on   | 
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specifies labels for HREF= lines  | 
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specifies labels for HREF2= lines  | 
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specifies position of HREFLABELS= and HREF2LABELS= labels  | 
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specifies line type for HREF= and HREF2= lines  | 
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specifies line type for VREF= and VREF2= lines  | 
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specifies that reference line information in a data set applies uniformly to charts created for all BY groups  | 
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 specifies position of reference lines perpendicular to vertical axis on   | 
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 specifies position of reference lines perpendicular to vertical axis on   | 
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specifies labels for VREF= lines  | 
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specifies labels for VREF2= lines  | 
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position of VREFLABELS= and VREF2LABELS= labels  | 
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Grid Options  | 
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specifies color for grid requested with GRID or ENDGRID option  | 
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adds grid after last plotted point  | 
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adds grid to control chart  | 
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specifies line type for grid requested with the ENDGRID option  | 
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specifies line type for grid requested with the GRID option  | 
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specifies width of grid lines  | 
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Clipping Options  | 
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specifies color for plot symbol for clipped points  | 
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determines extent to which extreme points are clipped  | 
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specifies text for clipping legend  | 
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specifies position of clipping legend  | 
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specifies substitution character for CLIPLEGEND= text  | 
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specifies plot symbol for clipped points  | 
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specifies symbol marker height for clipped points  | 
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Graphical Enhancement Options  | 
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 specifies annotate data set that adds features to   | 
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 specifies annotate data set that adds features to   | 
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 specifies description of   | 
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 specifies description of   | 
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specifies software font for labels and legends on charts  | 
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 specifies name of   | 
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 specifies name of   | 
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specifies the form of the label used in pagination  | 
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specifies the position of the page number requested with the PAGENUM= option  | 
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Options for Producing Graphs Using ODS Styles  | 
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specifies one or more variables whose values define colors for filling background of block-variable legend  | 
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draws a frame around labeled points  | 
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draw portions of line segments that connect points outside control limits in a contrasting color  | 
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specifies that portions of stars exceeding inner or outer circles are drawn using a different color  | 
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shades areas between control limits and connected points lying outside the limits  | 
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specifies a variable identfying groups of stars filled with different colors  | 
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specifies a variable identfying groups of stars whose outlines are drawn with different colors  | 
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Options for ODS Graphics  | 
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specifies the wall fill transparency for blocks and phases  | 
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specifies the control limit infill transparency  | 
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suppresses block and phase reference lines  | 
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suppresses block and phase wall fills  | 
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suppresses legend for levels of a STARFILL= variable  | 
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suppresses block and phase reference lines  | 
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suppresses block and phase wall fills  | 
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suppresses block and phase reference lines  | 
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suppresses block and phase wall fills  | 
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suppresses legend for levels of a STARFILL= variable  | 
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disables transparency in ODS Graphics output  | 
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specifies a graph footnote  | 
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specifies a secondary graph footnote  | 
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specifies that legend entries contain all levels observed in the data  | 
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specifies a graph title  | 
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specifies a secondary graph title  | 
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specifies control limit outfill transparency  | 
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specifies URLs to associate with overlay points  | 
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specifies URLs to associate with overlay points on secondary chart  | 
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specifies vertical position of phase legend  | 
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associates phase and block reference lines with either innermost or the outermost level  | 
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specifies the wall fill transparency for blocks and phases  | 
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specifies the wall fill transparency for blocks and phases  | 
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draws central line labels using a simulated software font  | 
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specifies star fill transparency  | 
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specifies a variable whose values are URLs to be associated with subgroups  | 
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specifies a variable whose values are URLs to be associated with subgroups on secondary chart  | 
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Input Data Set Options  | 
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specifies that observations with missing values are not to be processed  | 
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Output Data Set Options  | 
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creates output data set containing subgroup summary statistics  | 
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specifies value of _INDEX_ in the OUTLIMITS= data set  | 
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creates output data set containing control limits  | 
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creates output data set containing subgroup summary statistics and control limits  | 
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Tabulation Options  | 
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Note:specifying (EXCEPTIONS) after a tabulation option creates a table for exceptional points only.  | 
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creates a basic table of subgroup means, subgroup sample sizes, and control limits  | 
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is equivalent to the options TABLE, TABLECENTRAL, TABLEID, TABLELEGEND, TABLEOUTLIM, and TABLETESTS  | 
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augments basic table with values of central lines  | 
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augments basic table with columns for ID variables  | 
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augments basic table with legend for tests for special causes  | 
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augments basic table with columns indicating control limits exceeded  | 
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augments basic table with a column indicating which tests for special causes are positive  | 
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Specification Limit Options  | 
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 specifies   | 
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specifies list of lower specification limits  | 
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specifies list of target values  | 
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specifies list of upper specification limits  | 
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Block Variable Legend Options  | 
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specifies position of label for block-variable legend  | 
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specifies text size of block-variable legend  | 
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specifies vertical position of block-variable legend  | 
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repeats identical consecutive labels in block-variable legend  | 
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specifies fill colors for frames enclosing variable labels in block-variable legend  | 
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specifies one or more variables whose values are colors for filling background of block-variable legend  | 
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Phase Options  | 
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specifies text color for phase legend  | 
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suppresses default frame for phase legend  | 
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specifies value of _PHASE_ in the OUTHISTORY= data set  | 
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disconnects last point in a phase from first point in next phase  | 
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specifies text size of phase legend  | 
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displays phase labels in a legend across top of chart  | 
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labels control limits for each phase, provided they are constant within that phase  | 
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delineates phases with vertical reference lines  | 
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specifies phases to be read from an input data set  | 
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Star Options  | 
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specifies color for STARCIRCLES= circles  | 
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specifies color for filling stars  | 
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specifies outline color for stars exceeding inner or outer circles  | 
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specifies color for outlines of stars  | 
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specifies line types for STARCIRCLES= circles  | 
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specifies line types for outlines of STARVERTICES= stars  | 
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specifies radius of outer bound circle for vertices of stars  | 
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specifies reference circles for stars  | 
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specifies inner radius of stars  | 
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specifies vertices to be labeled  | 
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specifies style of legend for star vertices  | 
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specifies label for STARLEGEND= legend  | 
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specifies outer radius of stars  | 
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specifies method used to standardize vertex variables  | 
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specifies angle for first vertex  | 
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specifies graphical style of star  | 
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 superimposes star at each point on   | 
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specifies width of STARCIRCLES= circles  | 
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specifies width of STARVERTICES= stars  | 
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Overlay Options  | 
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specifies colors for primary chart overlay line segments  | 
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specifies colors for secondary chart overlay line segments  | 
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specifies colors for primary chart overlay plots  | 
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specifies colors for secondary chart overlay plots  | 
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specifies color for clipped points on overlays  | 
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specifies line types for primary chart overlay line segments  | 
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specifies line types for secondary chart overlay line segments  | 
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suppresses legend for overlay plots  | 
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specifies variables to overlay on primary chart  | 
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specifies variables to overlay on secondary chart  | 
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specifies links to associate with secondary chart overlay points  | 
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specifies labels for secondary chart overlay points  | 
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specifies symbols for secondary chart overlays  | 
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specifies symbol heights for secondary chart overlays  | 
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specifies symbol for clipped points on overlays  | 
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specifies symbol height for clipped points on overlays  | 
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specifies links to associate with primary chart overlay points  | 
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specifies labels for primary chart overlay points  | 
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specifies label for overlay legend  | 
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specifies symbols for primary chart overlays  | 
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specifies symbol heights for primary chart overlays  | 
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specifies widths of primary chart overlay line segments  | 
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specifies widths of secondary chart overlay line segments  | 
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Options for Interactive Control Charts  | 
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specifies a variable whose values create links to be associated with subgroups  | 
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specifies variable whose values create links to be associated with subgroups on secondary chart  | 
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specifies a variable whose values create links to be associated with symbols in the symbol legend  | 
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creates an OUTTABLE= data set with additional graphics coordinate data  | 
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Options for Line Printer Charts  | 
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specifies plot character for clipped points  | 
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specifies character used to form line segments that connect points on chart  | 
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specifies line character for HREF= and HREF2= lines  | 
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specifies characters indicating symbol-variable  | 
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specifies character for line segments that connect any sequence of points for which a test for special causes is positive  | 
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specifies line character for VREF= and VREF2= lines  | 
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specifies character for lines that delineate zones for tests for special causes  | 
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