Documentation Example 3 for PROC FREQ
/****************************************************************/
/* S A S S A M P L E L I B R A R Y */
/* */
/* NAME: FREQEX3 */
/* TITLE: Documentation Example 3 for PROC FREQ */
/* PRODUCT: STAT */
/* SYSTEM: ALL */
/* KEYS: categorical data analysis, frequency table, */
/* KEYS: chi-square goodness-of-fit test, */
/* KEYS: ODS Graphics, deviation plot, dot plot */
/* PROCS: FREQ */
/* DATA: */
/* */
/* SUPPORT: sasdlw UPDATE: January 28, 2011 */
/* REF: PROC FREQ, Example 3 */
/* MISC: */
/****************************************************************/
/* Chi-Square Goodness-of-Fit Tests ----------------------------*/
data Color;
input Region Eyes $ Hair $ Count @@;
label Eyes ='Eye Color'
Hair ='Hair Color'
Region='Geographic Region';
datalines;
1 blue fair 23 1 blue red 7 1 blue medium 24
1 blue dark 11 1 green fair 19 1 green red 7
1 green medium 18 1 green dark 14 1 brown fair 34
1 brown red 5 1 brown medium 41 1 brown dark 40
1 brown black 3 2 blue fair 46 2 blue red 21
2 blue medium 44 2 blue dark 40 2 blue black 6
2 green fair 50 2 green red 31 2 green medium 37
2 green dark 23 2 brown fair 56 2 brown red 42
2 brown medium 53 2 brown dark 54 2 brown black 13
;
proc sort data=Color;
by Region;
run;
ods graphics on;
proc freq data=Color order=data;
tables Hair / nocum chisq testp=(30 12 30 25 3)
plots(only)=deviationplot(type=dotplot);
weight Count;
by Region;
title 'Hair Color of European Children';
run;
ods graphics off;