Did you used proc lifetest? when?
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Answer / shah
Proc Lifetest is used for compare which tretment is more
efficient. Change from baseline of tretment.
Is This Answer Correct ? | 3 Yes | 1 No |
Answer / madhu
proc life test is used for survival analysis.It has 2
methods. KM method,Life method.
Is This Answer Correct ? | 3 Yes | 4 No |
describe about metadata object? : Sas-di
in data set200 observation how to take 110,150,170 using sql procedure?
The below code we are using for creating more than one macro variables in proc sql using into clause. How we can use same code to create macro variables vara, varb, varc instead of var1, var2, var3.? proc sql noprint; select count(distinct(patient)) into :var1 - :var3 from dataset1 group by trtreg1c ; quit;
for what purpose would you use the retain statement? : Sas programming
You need to create an In List that it is to be later used in a Where Clause that includes all the Regions that begin with the letter A from the sashelp.shoes table. Using PROC SQL with an into clause create the following string from the sashelp.shoes table using the variable region “AFRICA”,”ASIA”,…..
How do dates work in SAS data?
What would the following datastep do? Data _null_; Set Dist end=eof; Call Symput("xx"!!left(put(_n_,2.)),&dimension); If EOF then Call Symput('numrows',left(put(_n_,2.))); Run; dimension is a macro variable that is being passed here
What are the difficulties u faced while doing vital signs table or dataset?
what is the one statement to set the criteria of data that can be coded in any step? : Sas programming
what is intially documentation for a sas programmer?
When you will use nowd option in report???
what is factor analysis? : Sas-administrator