1. Different ways of deleting duplicates from a sas data set.
2. Proc sort data=one nodupekey;
Equivalent code in SQL.?
3. Var1 var2 var3
Create New Variables which should contain a Difference of present observation to the previous observation for all the three Variables.
4. Difference b/w Proc Tabulate and Proc Report?
5. Different ways of creating Macro Variables?
6. How to calculate the difference in months of two Date Variables?
7. Data set has n no of variable. Create variables like Newavr1 to n with average of 1-4 Variables for first Variable and average of 2-5 for second and so on…
Var1 Var2 Var3…… Varn
Newvar1 Newvar2 Newvar3…….
Avg of Var1-Var4 Avg of Var2-Var5 Avg of var3-var6.......