E2SPSSIntermediateAbout 30 min to complete
Simple linear regression
What regression adds that correlation does not - a prediction and a unit.
Slides · Dataset
About 30 minutes to complete
Enrol to open the slides and download the data.
What this module covers
what regression adds that correlation does not - a prediction and a unit; the equation, with every term named on the slide; the assumptions, briefly; the menu path; reading the three output tables (model summary, ANOVA, coefficients) and knowing which number answers the question; interpreting the slope in the units of the study; R-squared honestly; the residual plot; APA reporting.
By the end of it
- What regression adds that correlation does not - a prediction and a unit
- The equation, with every term named on the slide
- The assumptions, briefly
- Reading the three output tables (model summary, ANOVA, coefficients) and knowing which number answers the question
- Interpreting the slope in the units of the study
- R-squared honestly
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