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

Outline
Introduces and explains the use of linear regression and multiple linear regression, a multivariate correlational statistical technique, in the context of psychology.

More specifically, this lecture covers:
 * 1) Correlation (Review)‏
 * 2) Simple linear regression
 * 3) Multiple linear regression
 * 4) General steps
 * 5) Assumptions
 * 6) R, coefficients
 * 7) Equation
 * 8) Types
 * 9) Summary
 * 10) MLR I Quiz - Practice questions

Prerequisite

 * 1) Correlation (Lecture)

Readings

 * 1) Howitt and Cramer (2014a):
 * 2) Chapter 09: Regression: Prediction with precision (pp. 120-132)
 * 3) Chapter 32: Multiple regression and multiple correlation (pp. 444-459)
 * 4) StatSoft (2016). How to find relationship between variables, multiple regression. StatSoft Electronic Statistics Handbook.
 * 5) Tabachnick, B. G., & Fidell, L. S. (2013) (6th ed. - International ed.). Multiple regression (Ch. 5) [Includes sample write-ups] . Using multivariate statistics (6th ed., pp. 117-196). Boston, MA: Pearson. Includes example write-ups.  UCLearn reading list (Psychometric instrument development)

Handouts

 * Lecture slides (Google Slides)
 * 2018 handouts:
 * [[Media:SRDP Lecture07Handout MultipleLinearRegression 6slidesperpage.pdf|Download 6 slides to a page]]: SRDP Lecture07Handout MultipleLinearRegression 6slidesperpage.pdf
 * [[Media:SRDP Lecture07Handout MultipleLinearRegression 3slidesperpage.pdf|Download 3 slides to a page]]: SRDP Lecture07Handout MultipleLinearRegression 3slidesperpage.pdf