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Say I want to put a custom prior on two variables a and b in PyMC, e.g.: p(a,b)∝(a+b)^(−5/2) (for t… Read more Custom Priors In Pymc

I'm having trouble obtaining the dispersion parameter of simulated data using statsmodels' … Read more Calculating Scale/dispersion Of Gamma Glm Using Statsmodels

I have a time series data from which I am able to find out the trend.Now I need to put a regression… Read more How To Find Out The Slope Value By Applying Linear Regression On Trend Of A Data?

I'm certainly missing something very obvious here, but why does this work: a = [0.2635,0.654654… Read more Why Can't I Import Statsmodels Directly?

I am running OLS regression using pandas.stats.api.ols using a groupby with the following code: fro… Read more Print Ols Regression Summary To Text File

I am trying to fit an ARMA model to a time series stored in a pandas dataframe. The dataframe has … Read more Fitting Arma Model To Time Series Indexed By Time In Python