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st: Difference of means and t-test for dummy variable


From   Woong Tae Chung <Woong.Chung@Colorado.EDU>
To   statalist@hsphsun2.harvard.edu
Subject   st: Difference of means and t-test for dummy variable
Date   Mon, 9 Jul 2007 17:26:06 -0600 (MDT)

Dear Stata users,

I am trying to compare the differences in means on a dummy variable
between participant and comparison group. In the case of continuous variable, it can be performed  by
  " ttest var, by(group)" but it works for dummy variable, too?
  Thanks

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