What is a Study Guide, Exactly?

What is a Study Guide? When I set out to take my Six Sigma exam I didn’t know where to start. I wanted a road map of what to do and how to do it. I wanted something that would take away the confusion and literally show me what I had to do.

What is the Coefficient of Contingency?

The Coefficient of Contingency (C) measures the strength of association between two categorical variables using data arranged in a contingency table. It is derived from the Chi-Square test statistic, which tests whether two categorical variables are independent. In simple terms: This makes it an effect size measure for categorical data. When It Is Used The (more…)