#delimit;
version 2.1;
use example.dta;
logit choice lvratio lcratio,tab;
predict predict;
gen logodds = log(predict/(1-predict));
lab var logodds "PREDICTED LOGIT FUNCTION";
sort logodds;
graph choice predict logodds,  symbol(oi) connect(.L) jitter(2) xline(0)
yline(.5) l1("CHOICE") t1("GRAPH OF LOGIT FUNCTION VS. ACTUAL CHOICE")
saving(logit1.gph);