[R] inverse F distribution in R?
Matthias.Kohl at stamats.de
Thu Apr 24 17:24:06 CEST 2008
just a comment to "fstat"...
Using package "distrEx" one also has "fstat" functionality
E(Fd(df1 = 3, df2 = 3))
E(Fd(df1 = 4, df2 = 4))
E(Fd(df1 = 5, df2 = 5))
var(Fd(df1 = 5, df2 = 5))
for more functionals (skewness, kurtosis, IQR, ...) see for instance
help("var", package = "distrEx")
Peter Dalgaard wrote:
> Jennifer Balch wrote:
>> Dear all,
>> I'm looking for a function that calls the inverse F-distribution.
>> Something equivalent to FINV in matlab or excel.
>> Does anyone know if such a function already exists for R? (I haven't
>> been able to find one.)
>> Thanks for any leads.
> I would guess that they are qf() or a variant thereof. I gather that
> i_n matlab is df, pf, qf, and rf in R. We don't have an equivalent of
> fstat for mean and variance of the F distribution (this might actually
> be nice to have).
>> R-help at r-project.org mailing list
>> PLEASE do read the posting guide http://www.R-project.org/posting-guide.html
>> and provide commented, minimal, self-contained, reproducible code.
Dr. Matthias Kohl
More information about the R-help