Getting Started Example 1 for PROC IRT
/****************************************************************/
/* S A S S A M P L E L I B R A R Y */
/* */
/* NAME: IRTGS1 */
/* TITLE: Getting Started Example 1 for PROC IRT */
/* PRODUCT: STAT */
/* SYSTEM: ALL */
/* KEYS: */
/* PROCS: IRT */
/* DATA: */
/* */
/* SUPPORT: Xinming An */
/* REF: PROC IRT, Getting Started Example */
/* MISC: */
/****************************************************************/
data IrtBinary;
input item1-item10 @@;
datalines;
1 0 1 1 1 1 1 1 1 0 1 1 1 1 1 1 1 1 1 1 0 0 0 0 1 0 1 0 0 1 1 1 1 1 1
0 0 0 0 0 1 1 1 1 1 0 0 0 1 1 1 1 1 1 1 0 0 1 0 1 1 1 1 1 1 1 1 1 1 1
1 1 0 0 0 0 0 1 1 1 1 1 1 1 1 0 1 1 0 1 0 0 0 0 0 0 0 1 0 0 1 1 1 1 0
0 0 0 1 0 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 0 1 1 1 1 1 0 0 0 0
1 1 0 1 1 1 1 1 1 1 1 0 0 0 1 0 1 0 0 1 0 1 1 1 0 0 0 0 1 0 1 1 1 1 1
1 1 1 1 1 0 1 1 0 0 0 1 0 0 1 0 1 1 1 0 0 1 0 0 0 1 1 1 0 1 1 1 0 1 1
1 1 1 1 1 1 0 1 1 0 0 0 1 1 1 1 1 1 1 1 1 0 1 1 1 1 0 1 0 1 1 1 1 1 1
1 1 1 1 1 1 1 1 1 1 1 1 0 1 1 1 1 1 1 1 0 0 1 1 1 1 1 1 1 1 1 1 1 0 1
0 1 0 0 1 0 0 0 0 1 1 1 1 1 1 1 1 1 1 1 1 0 0 1 0 1 0 0 0 0 1 1 1 1 1
1 1 0 1 1 1 1 1 1 1 0 1 1 0 1 1 1 1 1 0 1 1 1 0 1 1 1 1 1 1 1 1 1 1 1
0 0 0 0 0 0 0 0 0 0 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 0 1 1 0 1 1
1 1 0 1 0 0 0 1 1 0 1 0 0 0 0 1 0 1 1 1 0 1 0 0 0 1 1 1 1 1 1 1 1 0 0
0 0 0 0 0 1 1 0 0 1 0 0 0 0 0 0 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 0 1 1 0
1 0 1 0 0 1 1 1 1 1 1 1 0 1 1 1 1 1 1 1 1 0 1 0 1 1 1 1 1 1 1 0 0 1 0
1 1 1 1 1 0 0 1 1 1 1 1 1 1 1 0 1 0 1 1 1 1 1 1 1 0 1 1 1 1 1 1 1 1 1
1 1 1 0 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 0 0 1 1 1 1 1 1 0 1 0 0 0 0 1
1 0 0 1 1 0 1 1 0 0 0 0 0 0 0 0 1 1 0 0 0 1 1 1 1 0 0 1 0 1 1 1 1 0 1
1 1 1 0 0 1 1 0 1 1 1 1 1 1 1 1 1 1 1 1 1 0 0 0 0 0 0 0 0 1 0 0 0 0 1
1 1 1 1 0 1 1 1 1 1 1 1 0 0 0 1 0 0 1 1 1 1 1 1 0 0 0 1 1 0 0 0 1 0 1
0 0 0 1 0 1 1 0 0 1 0 0 0 1 1 1 1 1 1 1 1 1 1 1 0 1 1 1 1 1 0 0 1 1 0
1 1 1 1 0 1 1 1 1 0 1 1 1 1 1 1 0 0 1 1 0 0 0 1 1 0 0 0 1 0 1 1 1 1 0
1 1 1 0 1 0 0 1 1 1 0 0 1 1 0 0 1 1 0 0 1 1 1 1 0 1 1 1 0 0 0 1 0 1 0
0 1 0 1 1 0 1 0 0 0 1 1 1 0 1 1 1 0 1 1 0 0 0 0 0 1 1 1 0 0 1 1 1 1 1
1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1
1 1 0 1 1 1 1 1 0 1 1 1 1 1 1 1 0 1 1 0 1 0 0 0 0 0 0 0 0 0 1 1 1 1 1
0 1 1 0 1 1 1 1 1 1 1 1 1 1 1 0 1 1 1 1 1 1 0 1 1 1 1 1 0 1 1 0 1 0 1
1 1 1 1 1 1 1 0 1 1 0 1 0 0 1 1 0 0 0 0 1 1 1 1 1 1 1 0 0 0 0 1 1 1 1
1 1 1 1 1 1 1 1 1 1 1 1 1 0 1 0 1 0 1 0 0 0 0 0 0 1 1 1 0 0 1 0 1 1 1
1 1 1 1 1 0 1 1 1 1 1 1 1 1 1 1 1 0 1 1
;
proc irt data=IrtBinary;
var item1-item10;
run;