inverse values for the F distribution

[Dirk Eddelbuettel]

On Tue, Sep 02, 2003 at 02:03:53PM -0400, Rajarshi Guha wrote:
> Hello,
>   I see in the manual and source that there are no functions to get
> values for the inverse F distribution? Is there any reason why these
> functions dont exist? In the abscence of this function is there any way
> to get a critical value for an F test statistic?

That is typically done via root-finding -- use the p-value function in a
loop over critical values til you are only \epsilon away.

Dirk


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