Clinical SAS Interview Questions: An explanation
What are the uses of the application of Clinical SAS programming during Clinical trials research?
With the help of Clinical SAS programming, programmers can organize the data in a much more organized manner, enabling better data analysis.
And there are various procedures for using SAS programming in data analysis.
In this session, we will discuss counting the number of observations in a given dataset.
How to count the number of observations?
There are various methods to count the observations.
What are the different Methods?
The SAS programmer can select any method from the following list. Some of them include,
1. MACRO CALL SYMPUT and NOBS option
2. RETAIN and END option
3. %SYSFUNC and Data step Functions
4. PROC CONTENTS
5. PROC DATASETS
6. PROC FREQ
7. PROC MEANS
8. PROC SUMMARY
9. The COUNT function in PROC SQL
10. N function in PROC SQL