Welcome to the weibull.com iTools section. 

  • This section provides a collection of quick Web-based tools that may be of some use to the practicing reliability engineer. 
  • Microsoft's Internet Explorer 5.0 or later is recommended to use these tools.

Currently Available iTools:

  1. Simple Weibull Analysis 
    Obtain parameters for the 2-parameter Weibull distribution, using your data.
  2. Rank Calculator
    Obtain ranks given a sample size and order number.
  3. Quick Statistical Reference
    Obtain values for commonly used statistical functions.
  4. Exponential Design of Reliability Tests Calculator
    Obtain test time to demonstrate an MTBF (or reliability) assuming an exponential distribution.