Distribution Fitting Software & Articles

Power Function Distribution

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- shape parameter ()
, - boundary parameters ( < )


Probability Density Function (PDF)

Power Function distribution PDF

Power Function Distribution Fitting

EasyFit allows to automatically or manually fit the Power Function distribution and 55 additional distributions to your data, compare the results, and select the best fitting model using the goodness of fit tests and interactive graphs. Watch the short video about EasyFit and get your free trial.

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Power Function Distribution Graphs and Properties

EasyFit displays all graphs and properties of the Power Function distribution, presenting the results in an easy to read & understand manner. EasyFit calculates statistical moments (mean, variance etc.), quantiles, tail probabilities depending on the distribution parameters you specify.

Random Numbers from the Power Function Distribution

You can easily generate random numbers from the Power Function distribution in a variety of ways:

  • directly from EasyFit
  • in Excel sheets using the worksheet functions provided by EasyFitXL
  • in your VBA applications using the EasyFitXL library

Excel Worksheet and VBA Functions

EasyFitXL enables you to use the following functions in your Excel sheets and VBA applications:

Function Name
PowerFuncPdf Probability Density Function
PowerFuncCdf Cumulative Distribution Function
PowerFuncHaz Hazard Function
PowerFuncInv Inverse CDF (Quantile Function)
PowerFuncRand Random Numbers
PowerFuncMean Mean
PowerFuncVar Variance
PowerFuncStdev Standard Deviation

Learn more: EasyFit Help on the Power Function distribution