Re: Trying to understand Distributions

On Wed, Jul 14, 2021 at 10:47 AM Keith Sloan <[email protected]> wrote:

> Thanks for all the help but still experiencing further problems, maybe it
> is just me but there seems inconsistencies between distributions and fit,
> ppt and pdf calls.
>
> 1) Trying to fit exponential, fit does not give scale but pdf seems to
> accept a scale value
>
> ae, be = stats.expon.fit(RErange1[xfield].data)

loc=ae, scale=be

The last two parameters in the fit() results are always loc and scale.

> xe0, xe1 = stats.expon.ppf([0.01, 0.99])

Don't forget to pass in the fitted parameters.

2) Also a gamma plot of a second distribution is not showing curve
>

Stop using int(ag) for the number of points in the linspace(). It's usually
an inappropriate value. In that second case, int(ag)==1.

-- 
Robert Kern

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