Gamma

params.Gamma(shape, scale)

Gamma distribution, for non-negative quantities such as costs.

Parameterised by shape (k) and scale (theta); mean = shape * scale.

Example

from heormodel.params import Gamma d = Gamma.from_mean_se(1000.0, 100.0) round(d.sd(), 1) 100.0

Methods

Name	Description
from_mean_se	Method-of-moments Gamma from a mean and standard error.

from_mean_se

params.Gamma.from_mean_se(mean, se)

Method-of-moments Gamma from a mean and standard error.