Welcome to Statool

Statool is a tool for operations on distribution functions and p-boxes. The random variables may be independent, have unknown dependency, or have a correlation value as limited information about the dependency.

Installation:

· Download the following compressed installation file: statool.zip. It was last updated on July 25, 2005. Please let us know if there is a problem.

· Unzip it.

· Run the file named setup.

· When installation is complete, run the tool itself, sstatool.exe.

· If the previous instructions do not work, you may have old files on your computer that are interfering. In that case, try downloading and unzipping the files without running the file “setup” as follows.

· Download the following compressed file: statoolall.zip.

· Unzip it.

· Run the tool sstatool.exe from the newly created directory.

· Send email to berleant@iastate.edu to let us know (thanks).

Documentation:

· The following is a published description of Statool: D. Berleant, L. Xie, and J. Zhang, “Statool: a tool for Distribution Envelope Determination (DEnv), an interval-based algorithm for arithmetic on random variables,” Reliable Computing 9 (2) (2003), pp. 91-108. (Reliable Computing is the journal of the interval computing community.)

· The following manuscript gives basic examples of how to use Statool: PDF version; HTML version

· The following documents the use of partial information about dependency in Statool: PDF version; HTML version

· The following documents the Statool Interface, Algorithms, Maintenance, and Applications:
PDF version; HTML version (conversion to HTML may not be 100% perfect)

· A basic user’s manual (by Tuan Cao)