Six Sigma Tools is a suite of calculators for quality, reliability, and operations professionals who practice six sigma quality methodology.

Six Sigma includes calculators for process capability, reliability test design, Weibull distribution, simple probability and the normal distribution probability density function.

Download this application at Microsoft Windows Marketplace.

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features

  • Cpk calculator for Cp, CpUpper, CpLower, Cpk, Cpm and Cpkm.

  • RDT (reliability demonstration test) calculator computes units or time required for constrained times or units, the demonstrated reliability and the confidence limit for the test.

  • Weibull calculator solves Weibull distribution parameters given running time / cycles, scale parameter and shape parameter.

  • Probability calculator computes simple probabilities for two events including dependent, indepenedent and mutually exclusive ones.

 • Normal distribution calculator solves normal probabilities give one or two values.

• AQL sampling tables for single and double samples for Level I, II, and III plans with normal, tightened, or reduced inspections. Follows MIL-STD-105 and ANSI/ASQ Z1.4.

revision history

Version 1.3.1.0 February 2014 [in release cycle]

• Adds AQL sampling for single and double sampling plans NEW!

 

Version 1.2.1.0 December 2013 [current release]

• Adds simple probability and normal distribution calculators

Version 1.1.1.0

• Fixes application icon and implements house ads

 

Version 1.0.0.0

• Initial release