[R] an error message with 't.test' with R under Unix

Peter Dalgaard p.dalgaard at biostat.ku.dk
Thu Sep 14 09:19:23 CEST 2006

"Tao Shi" <shitao at hotmail.com> writes:

> Again, I don't see the error in R under Windows (R 2.3.0) or Unix (R2.3.1).  Is this the bug you were talking about?

                CHANGES IN R VERSION 2.3.0
    o   Some of the classical tests put unnecessary restrictions on the
        LHS in the formula interface (e.g., t.test(x+y ~ g) was not

   O__  ---- Peter Dalgaard             Øster Farimagsgade 5, Entr.B
  c/ /'_ --- Dept. of Biostatistics     PO Box 2099, 1014 Cph. K
 (*) \(*) -- University of Copenhagen   Denmark          Ph:  (+45) 35327918
~~~~~~~~~~ - (p.dalgaard at biostat.ku.dk)                  FAX: (+45) 35327907

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