CDF Plot with Superimposed Normal Curve
/****************************************************************/
/* S A S S A M P L E L I B R A R Y */
/* */
/* NAME: CAPCDF1 */
/* TITLE: CDF Plot with Superimposed Normal Curve */
/* PRODUCT: QC */
/* SYSTEM: ALL */
/* KEYS: Capability Analysis, CDF Plot, */
/* PROCS: CAPABILITY */
/* DATA: */
/* */
/* SUPPORT: saswgr */
/* REF: PROC CAPABILITY, CDFPLOT Example 1 */
/* MISC: */
/* */
/****************************************************************/
data Cord;
label Strength="Breaking Strength (psi)";
input Strength @@;
datalines;
6.94 6.97 7.11 6.95 7.12 6.70 7.13 7.34 6.90 6.83
7.06 6.89 7.28 6.93 7.05 7.00 7.04 7.21 7.08 7.01
7.05 7.11 7.03 6.98 7.04 7.08 6.87 6.81 7.11 6.74
6.95 7.05 6.98 6.94 7.06 7.12 7.19 7.12 7.01 6.84
6.91 6.89 7.23 6.98 6.93 6.83 6.99 7.00 6.97 7.01
;
title 'Cumulative Distribution Function of Breaking Strength';
proc capability data=Cord noprint;
spec lsl=6.8;
cdf Strength / odstitle=title;
run;
title 'Cumulative Distribution Function of Breaking Strength';
proc capability data=Cord noprint;
spec lsl=6.8;
cdf Strength / normal
odstitle=title;
inset mean std pctlss / format = 5.2
header = "Summary Statistics";
run;
proc capability data=Cord noprint;
spec lsl=6.8 usl=7.2;
cdf Strength / vref = 5 95
vreflabels = '5%' '95%'
odstitle = title;
inset pctgtr pctlss / format = 5.2
pos = e
header = "Summary Statistics";
run;