SigmaAnalytics & Tech
D5SPSSIntermediateAbout 35 min to complete

Two-way and factorial ANOVA

Main effects and interaction, explained before any output appears.

Slides · Dataset

About 35 minutes to complete

Enrol to open the slides and download the data.

What this module covers

main effects and interaction, explained before any output appears; why a significant interaction changes how you may report the main effects; the Univariate GLM path; reading the between-subjects effects table; profile plots and how to read an interaction from them; simple effects analysis and how to get it; partial eta squared; APA reporting for a factorial design.

The dataset

Antenatal care and birth outcome — Sigma teaching dataset

A teaching dataset of 300 cases, generated from a fixed seed so every figure in the module reproduces exactly.

  • CodebookIncluded
  • Dataset (CSV)Included
  • Dataset (CSV)Included
  • SPSS syntaxIncluded