Proc KDE

Proc KDE is to visualize the distributions of numeric predictors. Empirical distributions of each variables in training data set are estimated with kernel density estimation using KDE procedure. The statement ODS GRAPHICS ON is used to create histogram and density estimate curve for the variable.

ods graphics on;
proc kde data = train;
univar age start_year start_month failure_year failure_month;
run;
ods graphics off;