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Search Results for: normal distribution

Ted Hessing

How Do You Know if a Process Is Following a Normal Distribution?

Posted by Ted Hessing

How do you know if your process is following a normal distribution? Use these tests to find out.

This entry was posted in Measure and tagged Black Belt, Green Belt, IASSC, Villanova. Bookmark the permalink.
Ted Hessing

Normal Distribution (AKA Gaussian Probability Distribution)

Posted by Ted Hessing

The Normal distribution is used to analyze data when there is an equally likely chance of being above or below the mean for continuous data whose histogram fits a bell curve.

This entry was posted in Measure and tagged ASQ, Black Belt, Green Belt, IASSC, QuestionSet, Yellow Belt. Bookmark the permalink.
Ted Hessing

T Distribution & T Tests

Posted by Ted Hessing

The T distribution and T tests are used to determine the likelihood of various conditions occurring for small sample sizes (<=30).

This entry was posted in Analyze and tagged ASQ, Black Belt, Green Belt, IASSC, Villanova. Bookmark the permalink.
Ted Hessing

Paired T Distribution, Paired T Test, Paired Comparison test, Paired Sample Test

Posted by Ted Hessing

A Paired T Distribution, Paired T Test, Paired Comparison test, Paired Sample Test compares the mean & standard deviation of two groups

This entry was posted in Analyze and tagged ASQ, Black Belt, Download, Green Belt, IASSC, QuestionSet. Bookmark the permalink.
Ted Hessing

F Distribution, F Statistic, F Test

Posted by Ted Hessing

The F-distribution, also known Fisher-Snedecor distribution is extensively used to test for equality of variances from two normal populations

This entry was posted in Measure and tagged ASQ, Black Belt, Download, Green Belt, IASSC, Villanova. Bookmark the permalink.

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