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Subject: Re: [office-formula] tinv and friends
On 7/20/2007, "Eike Rathke" <erack@sun.com> wrote: >On Thursday, 2007-07-19 14:31:07 -0600, Andreas J. Guelzow wrote: > >> In the current draft functions such as TINV require the degree of >> freedom to be an integer that is at least 1. Our don't see a >> mathematical reason for the "integer" requirement. > >Correct me if I'm wrong, but isn't degrees of freedom the number of >parameters that can vary? How much sense would one and a half parameter >make? Have a look at http://www.andrews.edu/~calkins/math/webtexts/prod12.htm and look for "fractional degree of freedom". Andreas
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