Computing Summary Stats and Capability Indices
/****************************************************************/
/* S A S S A M P L E L I B R A R Y */
/* */
/* NAME: CAPPROC */
/* TITLE: Computing Summary Stats and Capability Indices */
/* PRODUCT: QC */
/* SYSTEM: ALL */
/* KEYS: Capability Analysis, */
/* PROCS: CAPABILITY */
/* DATA: */
/* */
/* SUPPORT: saswgr */
/* REF: SAS/QC Software: Usage and Reference, Version 6, */
/* First Edition, Volume 1 and Volume 2 */
/* MISC: */
/* */
/* Examples in the documentation were created using the */
/* statement: ods listing style=statistical; */
/* */
/****************************************************************/
data Cans;
label Weight = "Fluid Weight (ounces)";
input Weight @@;
datalines;
12.07 12.02 12.00 12.01 11.98 11.96 12.04 12.05 12.01 11.97
12.03 12.03 12.00 12.04 11.96 12.02 12.06 12.00 12.02 11.91
12.05 11.98 11.91 12.01 12.06 12.02 12.05 11.90 12.07 11.98
12.02 12.11 12.00 11.99 11.95 11.98 12.05 12.00 12.10 12.04
12.06 12.04 11.99 12.06 11.99 12.07 11.96 11.97 12.00 11.97
12.09 11.99 11.95 11.99 11.99 11.96 11.94 12.03 12.09 12.03
11.99 12.00 12.05 12.04 12.05 12.01 11.97 11.93 12.00 11.97
12.13 12.07 12.00 11.96 11.99 11.97 12.05 11.94 11.99 12.02
11.95 11.99 11.91 12.06 12.03 12.06 12.05 12.04 12.03 11.98
12.05 12.05 12.11 11.96 12.00 11.96 11.96 12.00 12.01 11.98
;
title 'Process Capability Analysis of Fluid Weight';
proc capability data=Cans normaltest;
var Weight;
run;
proc capability data=Cans normaltest freq;
spec lsl=11.95 target=12 usl=12.05;
var Weight;
run;