TITLE: this is an example of a path analysis;
DATA: FILE IS 0901data.dat;
VARIABLE: names= gender age a1-a16 b1-b9 c1-c10 d1-d10;
USEVARIABLE=f1 f2 f3 f4;
DEFINE:f1=sum(b1-b9);
f2=sum(c1-c10);
f3=sum(d1-d10);
f4=sum(a1-a16);
ANALYSIS: Bootstrap=1000;
MODEL:f4 on f1 f2 f3;
f2 on f1;
f3 on f1;
f2 with f3;
MODEL INDIRECT: f4 ind f2 f1;
f4 ind f3 f1;
OUTPUT: standardized CINTERVAL(BCBOOTSTRAP);