Distribution Fitting Software & Articles

Triangular Distribution

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(most likely value) - mode parameter ()
, - boundary parameters ( < )


Probability Density Function (PDF)

Triangular distribution PDF

Triangular Distribution Fitting

EasyFit allows to automatically or manually fit the Triangular 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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Triangular Distribution Graphs and Properties

EasyFit displays all graphs and properties of the Triangular 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 Triangular Distribution

You can easily generate random numbers from the Triangular 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
TriangularPdf Probability Density Function
TriangularCdf Cumulative Distribution Function
TriangularHaz Hazard Function
TriangularInv Inverse CDF (Quantile Function)
TriangularRand Random Numbers
TriangularMean Mean
TriangularVar Variance
TriangularStdev Standard Deviation

Learn more: EasyFit Help on the Triangular distribution