| The SHEWHART Procedure | 
You can specify axis labels by assigning labels to particular variables in the input data set, as summarized in the following table:
Axis  | 
Input Data Set  | 
Variable  | 
|---|---|---|
Horizontal  | 
all  | 
subgroup-variable  | 
Vertical  | 
DATA=  | 
process  | 
Vertical  | 
HISTORY=  | 
subgroup standard deviation variable  | 
Vertical  | 
TABLE=  | 
_SUBS_  | 
For an example, see Labeling Axes.
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