[R] Brown-Forsythe F* Statistic

Peter Dalgaard p.dalgaard at biostat.ku.dk
Wed Apr 16 21:18:25 CEST 2008


Richard M. Heiberger wrote:
> The Brown-Forsyth test is included in the HH library in function hov().
> hov is "homogeneity of variance".
> Use
>    hov(y ~ x, data=mydata)
> and
>    plot.hov(y ~ x, data=mydata)
>
>   
Are you guys talking about the same thing? One seems to be talking about 
a modified F test for comparison of means, the other about comparison of 
variances.

> Rich
>
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>   


-- 
   O__  ---- Peter Dalgaard             Øster Farimagsgade 5, Entr.B
  c/ /'_ --- Dept. of Biostatistics     PO Box 2099, 1014 Cph. K
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