Calculating and Interpreting r

What this note covers

1. What Is Pearson's Correlation Coefficient?
2. Using Technology to Calculate r
3. Interpreting the Strength of r
4. Interpreting the Direction of r
5. Full Worked Example: Screen Time and Sleep Quality
6. Correlation Does Not Imply Causation
7. Key Conditions and Limitations of r

7 sections · 14 key terms & formulas · 6 common mistakes