9 Principal Components Analysis (PCA) and reliability analysis
9.1 Learning outcomes
After viewing the tutorial materials and following along with the demonstration, you can:
- Set-up, run and interpret PCA and reliability analysis
9.2 Datasets
The moderation demonstration uses the dataset field2017_SAQ which was prepared by Andy Field and included in Field (2017). The (fictional) dataset contains responses to questions about various aspects of statistics anxiety.