[R] Fisher inverse cumulative probabilities

[David Scott]

On Mon, 6 Oct 2008, Raphael Saldanha wrote:

> Hi!
> How can I retrieve fisher's inverse cumulative probabilities, like, in
> Excel, with=INF(0.05,2;6) ?
>


> qf(0.95,2,6)
[1] 5.143253

which is the same as
=FINV(0.05,2,6)

in Excel, presuming that is what you are after.

Remember that on this list and generally among statisticians R gives the 
definitive answer rather than Excel.

David Scott



_________________________________________________________________
David Scott	Department of Statistics, Tamaki Campus
 		The University of Auckland, PB 92019
 		Auckland 1142,    NEW ZEALAND
Phone: +64 9 373 7599 ext 86830		Fax: +64 9 373 7000
Email:	d.scott at auckland.ac.nz

Graduate Officer, Department of Statistics
Director of Consulting, Department of Statistics