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Sometimes numeric data is stored in columns that have character data types. In order to do calculations with this numeric data, you must convert the character columns to numeric. You can use ...
data proclib.points; input EmployeeId $ (Q1-Q4) (eval.,+1); TotalPoints=sum(of q1-q4); datalines; 2355 S O O S 5889 2 2 2 2 3878 C E E E 4409 0 1 1 1 3985 3 3 3 2 0740 S E E S 2398 E E C C 5162 C C C ...