How would you delete duplicate observations?
Answer Posted / saritha
noduprecs
| Is This Answer Correct ? | 7 Yes | 3 No |
Post New Answer View All Answers
if a variable contain dates like "2015/01"---"2015/12" (yymm) ,How to add day to those dates,if them month is jan then 31 if the month is feb then 28 so on ...
Do we follow ADAM in analysis dataset development?How? Usually which version? Why is it necessary?
Describe the ways in which you can create macro variables? : sas-macro
What are the difficulties u faced while doing vital signs table or dataset?
Can you execute macro within another macro? If so, how would sas know where the current macro ended and the new one began? : sas-macro
what is the Population you used in your project, is it ITT or PP?
how does sas handle missing values in formats? : Sas programming
Did you used proc test? when?
What are the features of SAS?
what is the difference between: x=a+b+c+d; and x=sum (of a, b, c ,d);? : Sas programming
What are the limitations for memory allocation for SAS variables
What is the maximum length of the macro variable? : sas-macro
Explain what is data step?
what are some good sas programming practices for processing very large data sets? : Sas programming
How would you code a merge that will write the matches of both to one data set, the non-matches from the left-most data?