SigmaAnalytics & Tech
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