What is an interaction? Describe an example. What are the variables within your population (work, social, academic, etc.) for which you might expect interactions?
The concept of statistical interaction can be difficult to grasp. I hope to explain it to you in a way that will facilitate your understanding.
Simply put, an interaction is the association or linkage of two (or more) independent variables. Another way to say this is that the effect of one independent variable upon the dependent variable is influenced by a second independent variable.
The best way to illustrate statistical interaction is with examples. We often hear ...
This discussion, composed of 300 words, outlines the concept of statistical interaction. Included are two original examples and a reference for further reading.