Multiple regression
A priori power analysis for study planning study involving multiple regression: G*Power demo (May 2020): Powerpoint, video
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Multiple regression analysis using R
Basics for performing multiple regression (Jan, 2020): video, .RData file (data saved in a data frame named 'regdata'), text file containing commands
Hierarchical multiple regression (Jan, 2020): video, .RData file, text file containing commands
Variable selection procedures (Jan, 2020): video, .RData file, text file containing commands
Moderated multiple regression (Jan, 2020): video, Powerpoint, text file with commands, .RData file (part 1),.RData file (part 2)
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Multiple regression with SPSS - Newest videos and resources
Polynomial regression with single predictor (April 2022): video , SPSS data , Powerpoint
Polynomial regression with covariates (May, 2022): video , SPSS data , Powerpoint
Fixed effects regression for repeated measures and longitudinal data in SPSS (Least-squares dummy variable approach; Sept 2021): video , SPSS data example 1 (wide format) , SPSS data example 1 (long format with dummy variables) , Powerpoint
Multiple regression using SPSS (Sept 2021): : Video , SPSS data , Powerpoint
Multiple regression using dummy coding of multi-categorical predictors in SPSS (August 2021) : video , SPSS data , Powerpoint
Identifying potential heteroskedasticity when performing linear regression in SPSS (March 2021): video , Powerpoint , SPSS data
Wild bootstrap for generating confidence intervals for regression coefficients (March 2021): Video, SPSS data , Powerpoint
Multiple regression with robust standard errors in SPSS (February 2021): video , SPSS data, link to article
Generating collinearity diagnostics for linear regression (and binary logistic regression) in SPSS (February, 2020): Video (multiple regression), Powerpoint, Video (logistic regression; in case you are interested).
Running multiple regression in SPSS based on summary matrix data input (Jan 2021): video , text file containing syntax
Regression diagnostics: Identifying cases with high potential influence on your regression model (February, 2021): Powerpoint presentation, SPSS data example 1, SPSS data for example 2 , SPSS data for example 3 , Video (example 3)
How to generate and interpret squared Mahalanobis distance in SPSS to identify possible multivariate outliers (Jan 2021): video , Powerpoint , SPSS data
Hierarchical multiple regression using SPSS (February, 2020): video, SPSS data file, Powerpoint
Multiple regression analysis (procedures and interpretation) using SPSS (new; July, 2019): video, Powerpoint, SPSS data file
Regression in SPSS: Identifying and managing heteroskedasticity (new; July, 2019): video, Powerpoint, SPSS data file
Running and interpreting multiple regression with dummy variables in SPSS (new; June, 2019): video, text file (referenced in video), SPSS data
Multiple regression using effect-coded variables (new; December, 2019): video; Powerpoint, .sav file (video & Powerpoint); .sav file (Powerpoint only)
Moderated multiple regression using Hayes' Process macro (July, 2019): video, Powerpoint, SPSS data file
(link to obtain Process macro, video on how to install Process macro)
Testing for simple, parallel, and sequential mediation using Hayes' Process macro (July, 2019): video, Powerpoint, SPSS data
Moderated multiple regression using Process macro version 3 5 for SPSS (Sept 2020) : video , SPSS data file , Powerpoint
Moderated multiple regression using Process macro Multicategorical option (Sept 2020): video , SPSS data , Powerpoint
Median regression as an alternative to OLS regression (Feb 2021): video , SPSS data , Excel file
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Multiple regression with STATA - Newest resources
Introduction to multiple regression using Stata (Jan 2023): video , Stata data file , Powerpoint
Multiple regression with dummy coded variables (2022): video , Stata data file , Powerpoint
Moderated multiple regression in Stata with continous focal (X) and moderator (W) variables (July 2021): video , do-file , .dta file , Powerpoint
Running and interpreting moderated multiple regression (Jan, 2020): video, .dta file, text file with commands, Powerpoint
Regression analysis in Stata: Testing and probing interactions involving continuous predictors (August, 2019): video, text file, .dta file
Testing and plotting interaction effects: Multiple regression in Stata (updated 2/3/20): video , .dta file , text file , Powerpoint
*Presentation covers continuous and binary moderators.
Obtaining percentile and bias-corrected confidence intervals for R-square in Stata (March 2021): video , main dataset , extra dataset , Link to text file with commands
Linear regression in Stata with heteroskedasticity-consistent standard errors (March, 2021): Video, .dta file
Using 'sem' commands to mimic Hayes' Process Model 4 in Stata (March 2021): video, .dta file , Do-file , Powerpoint ,text file
Mediation analysis with binary dependent variable (June 2021): video , Do-file containing syntax , .dta file , supplemental Powerpoint
Multiple regression using dummy-coding of multicategorical predictors (June 2020): Video , dataset , Powerpoint
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Stata Older videos and resources
Multiple regression using STATA: video, .dta file, Word document
Multiple regression assumptions 1: video 1, .dta file, Word document
Multiple regression assumptions 2: video 2, .dta file, Word document
Multiple regression assumptions 3: video 3, .dta file, Word document
Multiple regression assumptions 4: video 4, .dta file, Word document
Multiple regression assumptions 5: video 5, .dta file, Word document
Hierarchical multiple regression: video, .dta file, Word document with syntax
Moderated multiple regression with continuous moderator: video, .dta file, Excel spreadsheet, Word document
Moderated multiple regression with dichotomous moderator: video, .dta file, Word document
Robust multiple regression: video, .dta file
Weighted least squares regression: video, .dta file, Word document
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SPSS Older videos and resources
Intro to simple and multiple regression: video, .sav file
Multiple regression with robust standard errors: video, .sav file
Stepwise multiple regression: video, .sav file
Hierarchical multiple regression: video, .sav file
Powerpoint examples of interpretation of multiple regression results: Powerpoint, .sav file
Running multiple regression from matrix summary input: video, syntax file (inputting matrix), syntax file (regression analyses), Word doc
NCAA 2017 College football data (regression example): video, .sav file
Evaluating assumptions in linear regression in SPSS (video 1: using plots options): video, .sav file
Evaluating assumptions in linear regression in SPSS (video 2: Breusch-Pagan test): video, .sav file, Excel calculator, link to downloadable SPSS macro
Identification of potential multivariate outliers using Mahalanobis distance: video, .sav file; link to additional SPSS info on MD via regression
Weighted least squares regression using standard deviation function (2018): video 1 / example 1, .sav file (example 1), video 2 / example 2, .sav file (example 2), Powerpoint (you can go here for a nice discussion of WLS regression; cited in my videos and the Powerpoint)
OLS regression with HC3 robust standard errors: Powerpoint, .sav file
Regression video demo (2015): video, .sav file
Regression video on stepwise, forward, and backward regression (2016): video
Regression video on hierarchical multiple regression (2015): video
Video presentation on dummy coding (2015): video