In SAS, how can I conduct a t-test on data sorted by variables?
In SAS, to conduct a t-test on data sorted by variables, use the
BY statement in the
TTEST procedure. The
following example tests gender difference in weight in each area:
PROC SORT DATA=deer; BY area; PROC TTEST; CLASS female; VAR weight; BY area; RUN;
You must sort the data by the variable
area before using
BY statement in
PROC TTEST. The
CLASS statement specifies a binary group variable, and
VAR statement indicates the variable(s) to be
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This is document afpk in the Knowledge Base.
Last modified on 2014-06-25.
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