Hallo On 27 Aug 2003 at 1:49, Eugene Salinas wrote:
> Hi, > > I'm a recent R convert so I haven't quite figured out > the details yet... > > How do I select one variable by another one? Ie if I > want to draw the histogram of variable X only for > those individuals that also have a value Y in a > certain range? > > In STATA I would give something like: > > histogram X if ((Y>=A & Y<=B)) hist(X[(Y>=A)&(Y<=B)]) if A and B are objects storing your limits ?Logic ?"[" > > (The data is for individuals and each individual has a > number of characteristics including X and Y). > > thanks, eugene. > > ______________________________________________ > [EMAIL PROTECTED] mailing list > https://www.stat.math.ethz.ch/mailman/listinfo/r-help Cheers Petr Pikal [EMAIL PROTECTED] ______________________________________________ [EMAIL PROTECTED] mailing list https://www.stat.math.ethz.ch/mailman/listinfo/r-help
