Create the JOBCLASS data set. JOBCLASS contains encoded information about the gender and job class of employees at a fictitious company.

data jobclass;
   input Gender Occupation @@;
   datalines;
1 1  1 1  1 1  1 1  1 1  1 1  1 1
1 2  1 2  1 2  1 2  1 2  1 2  1 2
1 3  1 3  1 3  1 3  1 3  1 3  1 3
1 1  1 1  1 1  1 2  1 2  1 2  1 2
1 2  1 2  1 3  1 3  1 4  1 4  1 4
1 4  1 4  1 4  1 1  1 1  1 1  1 1
1 1  1 2  1 2  1 2  1 2  1 2  1 2
1 2  1 3  1 3  1 3  1 3  1 4  1 4
1 4  1 4  1 4  1 1  1 3  2 1  2 1
2 1  2 1  2 1  2 1  2 1  2 2  2 2
2 2  2 2  2 2  2 3  2 3  2 3  2 4
2 4  2 4  2 4  2 4  2 4  2 1  2 3
2 3  2 3  2 3  2 3  2 4  2 4  2 4
2 4  2 4  2 1  2 1  2 1  2 1  2 1
2 2  2 2  2 2  2 2  2 2  2 2  2 2
2 3  2 3  2 4  2 4  2 4  2 1  2 1
2 1  2 1  2 1  2 2  2 2  2 2  2 3
2 3  2 3  2 3  2 4
;