GLM.estimate_tweedie_power(mu, method='brentq', low=1.01, high=5.0)
[source]
Tweedie specific function to estimate scale and the variance parameter. The variance parameter is also referred to as p, xi, or shape.
Parameters: |
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Returns: |
power – The estimated shape or power |
Return type: |
float |
© 2009–2012 Statsmodels Developers
© 2006–2008 Scipy Developers
© 2006 Jonathan E. Taylor
Licensed under the 3-clause BSD License.
http://www.statsmodels.org/stable/generated/statsmodels.genmod.generalized_linear_model.GLM.estimate_tweedie_power.html