Distribution Fitting Articles | Software

Student's t Distribution

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Parameters

- degrees of freedom (positive integer)

Domain

Probability Density Function (PDF)

Student's t distribution PDF

Student's t Distribution Fitting

EasyFit allows to automatically or manually fit the Student's t distribution and 40 additional distributions to your data, compare the results, and select the best fitting model using the goodness of fit tests and interactive graphs.

Student's t Distribution Graphs and Properties

EasyFit displays all graphs and properties of the Student's t 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 Student's t Distribution

You can easily generate random numbers from the Student's t 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
Description
StudentPdf Probability Density Function
StudentCdf Cumulative Distribution Function
StudentHaz Hazard Function
StudentInv Inverse CDF (Quantile Function)
StudentRand Random Numbers
StudentMean Mean
StudentVar Variance
StudentStdev Standard Deviation