Topic: Scatterplots and Correlation

Lurking Variables Behind Correlation

Judging Strength from Scatterplot Dispersion

Interpreting Pearson’s Correlation Coefficient

Interpreting Correlation Magnitude in Context

How Outliers Alter Correlation

Distinguishing Linear and Curved Patterns

Correlation Is Symmetric, Not a Directional Effect

Correlation Under Changes of Units

Correlation as an Average Product of Z-Scores

Correlation Does Not Establish Causation