Current-Users archive

[Date Prev][Date Next][Thread Prev][Thread Next][Date Index][Thread Index][Old Index]

Re: rnd entropy estimate running low?



> Date: Tue, 31 Jan 2017 16:55:38 +0000
> From: Taylor R Campbell <riastradh%NetBSD.org@localhost>
> 
> This is roughly to be expected from any stochastic test that has
> nonzero false positive rate.  I have not computed exactly what the
> false rejection rate is under the null hypothesis of uniform random
> bits for these tests.  Someone^TM should do that!
> 
> (These are all classical frequentist hypothesis tests, mostly of
> elementary chi^2, Binomial, &c., statistics on streams of ones and
> zeros.  If anyone wants a little probability theory and statistics
> exercise, I'd be happy to point you in the right direction for how to
> do this.)

Well, apparently Thor already did this and came up with 3 false
rejections for every 10000...bits? 32-bit words? or something, so
never mind!


Home | Main Index | Thread Index | Old Index