用SAS生成一个内容如下的数据集:White White Yes 19 White White No 19 White Black Yes 132 White Black No 0 Black White Yes 9 Black White No 11 Black Black Yes 52 Black Black No 97

data test;
input color1 $ color2 $ response $ value;
datalines;
White White Yes 19
White White No 19
White Black Yes 132
White Black No 0
Black White Yes 9
Black White No 11
Black Black Yes 52
Black Black No 97
;
run;