Survey research and design in psychology/Lectures/Multiple linear regression II

Outline
Summarises multiple linear regression and explains some advanced uses, including:
 * semi-partial correlations
 * analysis of residuals
 * interactions
 * analysis of change

Prerequisite

 * 1) Multiple linear regression I lecture

Readings
As per MLR I lecture, plus:
 * 1) Howitt and Cramer (2014a):
 * 2) Chapter 30: Partial correlation: Spurious correlation, third or confounding variables, suppressor variables (pp. 411-422)
 * 3) Chapter 39: The influence of moderator variables on relationships between two variables (pp. 540-561)

Handouts

 * Lecture slides (Google Slides)
 * 2018 handouts:
 * [[Media:SRDP Lecture08Handout MultipleLinearRegressionII 6slidesperpage.pdf|Download 6 slides to a page]]: SRDP Lecture08Handout MultipleLinearRegressionII 6slidesperpage.pdf
 * [[Media:SRDP Lecture08Handout MultipleLinearRegressionII 3slidesperpage.pdf|Download 3 slides to a page]]: SRDP Lecture08Handout MultipleLinearRegressionII 3slidesperpage.pdf