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Statistical Process Control for Dummies

If learning complex math, arithmetic, or statistics isn’t needed then why introduce Statistical Process Control or SPC for short? SPC simply put is a quality control method employing statistical methods. Statistical Process Control is applied in order […]

equal variance assumption

Introduction to Equal Variance Assumption

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 […]