PROC TTEST date=date; class group-variable; var variable; run;
What is the required type of data for the variable in this procedure?
data WORK.DATE; X="01Jan1960"d; run;
Which value does variable X contain?
- Variable attributes - Controlled terminology - Computational methods
Please select correct answer.
What is an international ethical and scientific quality standard for designing, conducting, recording and reporting trials that involve the participation of human subjects?
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