SAS PROGRAMMING (Write the full code I'll put data's link by myself just write (infile smth.dat I will put link by myself,thanks)

1.Using the bladder dataset, use the Wilcoxen rank-sum test to test if the medians of number of tumors, separated by tumorsize, are equal.

Here is the input statement and a comment of what the bladder variables are, written as a SAS comment:

input idno time tumorsize $ number; /* 31 males with bladder cancer, time is some amount of time tumorsize is a factor level, classes are: <= 3cm or > 3cm number is number of recurrent tumors */