SigmaAnalytics & Tech
D6SPSSIntermediateAbout 35 min to complete

Repeated measures ANOVA

When measurements are repeated on the same participants and why that demands a different test.

Slides · Dataset

About 35 minutes to complete

Enrol to open the slides and download the data.

What this module covers

when measurements are repeated on the same participants and why that demands a different test; the wide data layout it requires; sphericity, and Mauchly's test read correctly; the Greenhouse-Geisser and Huynh-Feldt corrections and when to apply each; the menu path; reading the within-subjects effects table; pairwise comparisons with Bonferroni; the mixed design with one between-subjects factor; APA reporting.

The dataset

Health education intervention, three time points — Sigma teaching dataset

A teaching dataset of 120 cases, generated from a fixed seed so every figure in the module reproduces exactly.

  • CodebookIncluded
  • Dataset (CSV)Included
  • SPSS syntaxIncluded