# weibull.com iTools

These web tools perform some of the calculations available in
ReliaSoft's
Weibull++ life data analysis software.
*These free tools are not supported/updated by ReliaSoft and they are available "as is"
without warranty of any kind.*

## Available iTools:

**Simple
Weibull Analysis **

Obtain
parameters for the 2-parameter Weibull distribution, using your data.
Note that the calculated value for "Eta" is displayed in
the "scale parameter" box after you click Compute (even though the label is
not visible in the page).
**Rank Calculator**

Obtain ranks
given a sample size and order number.
**Quick Statistical
Reference**

Obtain values
for commonly used statistical functions.
**Exponential Design
of Reliability Tests Calculator**

Obtain test
time to demonstrate an MTBF (or reliability) assuming an exponential distribution.