September 19, 2017

Introduction to Equal Variance Assumption

January 12, 2016

Use of Equal Variance Assumption with ANOVA The equal variance assumption is important in statistics because it applies to two of the most widely used tools, the two-sample t-test, and Analysis of Variance (ANOVA). Both […]

Microsoft Excel Ready Six Sigma Z Table

June 3, 2012

Need a quick look up table Six Sigma Z table?  Don’t have access to a statistics textbook (where you can usually find such tables on the inner covers).  When looking up the Z value do […]