Division of Quantitative Sciences - Department of Biostatistics

Software Download Site

 File NameSizeNotes
 ParameterSolver_V2.3_WithFX1.1.exe  24616 KB Includes Microsoft .Net Framework 1.1
 ParameterSolver_V2.3_NoFX1.1.exe  2372 KB No Microsoft .Net Framework included. Assumes you already have the .NET 1.1 Framework installed

Parameter Solver

This application will solve for the distribution parameters of a random variable given either two quantiles or the mean and variance. The supported distribution families are

  • Beta
  • Gamma
  • Inverse Gamma
  • Log normal
  • Normal
  • Weibull

This software is included as a utility inside Inequality Calculator, Adaptive Randomization, and Multc Lean.

For more information, see the Parameter Solver user's guide included with the download distribution.

J. Kyle Wathen and Hoang Nguyen developed the user interface using C# and the Microsoft .NET framework version 1.1.

John Cook implemented the numerical algorithms using Visual C++.