[SciPy-user] accuracy of stats.gamma.pdf

Pauli Virtanen pav@iki...
Thu Jan 29 06:58:55 CST 2009


Thu, 29 Jan 2009 12:52:37 +0000, Pauli Virtanen wrote:
[clip]
> It appears that scipy.stats.gamma doesn't have a scale parameter.

Oops, obviously it has a scale parameter:

In Scipy:
>>> scipy.stats.gamma.pdf(5, 2, 0, 1.0/5)
1.7359929831205026e-09

In R:
> dgamma(5,2,5)
[1] 1.735993e-09

So, no bugs present, just different order of arguments.



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