Model Diagnostics
Unit D · Chapter 10
[10a] Form & Collinearity
- Correct Form
- Perfect Predictors
- No Collinearity
Readings
- Applied Multiple Regression/Correlation Analysis, §4.1, 4.3–4.5, 10.5–10.6
- Collinearity Isn’t a Disease That Needs Curing, Jan Vanhove
Slides
*Note that you can click the three-line (hamburger) icon on the bottom-left of the slides to access a navigation menu. You can click inside the slides region and press the left and right arrow keys on your keyboard to advance and reverse the slides and animations.
Activity
Assignment
[10b] Residuals & Outliers
- Constant Error Variance
- Normal Residuals
- Independent Residuals
- Outliers
Files
Readings
- Applied Multiple Regression/Correlation Analysis, §4.1, 4.3–4.5, 10.2–10.4
- Pek, Wong, & Wong (2018), How to Address Non-normality: A Taxonomy of Approaches, Reviewed, and Illustrated, Frontiers in Psychology
- Leys et al. (2019), How to Classify, Detect, and Manage Univariate and Multivariate Outliers, With Emphasis on Pre-Registration, IRSP
Slides
*Note that you can click the three-line (hamburger) icon on the bottom-left of the slides to access a navigation menu. You can click inside the slides region and press the left and right arrow keys on your keyboard to advance and reverse the slides and animations.
Activity
Assignment
Unit D Translation Activity
A closing activity for the unit: studies described the way a researcher would describe them, for you to translate into data frames, models, and assumptions.