[Haskell-cafe] Re: Math.Statistics

apfelmus apfelmus at quantentunnel.de
Wed Sep 26 03:48:33 EDT 2007


ok wrote:

>     I believe the author may have misunderstood "numerically stable".
>     The obvious (sum xs)/(fromIntegral $ length $ xs) is fine for
>     the mean,

That's probably my fault, out of ignorance. Do you know a good online 
resource about numeric stability? (I don't have the Knuth at home. 
Didn't he say something about the mean formula? Or was it the standard 
derivation?).

Regards,
apfelmus



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