Regression

Update borgworld:

install.packages("remotes")
remotes::install_github("StephenBorgatti/borgworld")
library(borgworld)

Topics

Introduction to multiple regression. 

• The relationship between correlation and regression. Prediction vs association

• Classic regressions for doing regressions

• Interpreting regression coefficients

• Rescaling variables so the coefficients are easier to understand

• Standardized betas

• Using Solver to minimize residuals

• Interpreting the model relative to predicting the mean

• Creating predicted values

• Using residuals as a variable

• Regression fallacy

• Statistical controls

Readings

• Gilovich, T. 1991. How we know what isn't so. Free Press. [reread the part in Ch 2 on regression]

Handouts

• freedman, pisani and purves. Scatterplots.

• freedman, pisani and purves. Correlation coefficient.

• Introduction to Regression. [html]

• Regression line. [html]

• Least Squares Approach [html]

• Multiple Regression [html]

• Types of regression

• spurious correlations

• ecological fallacy

• multicollinearity

• Assumptions of regression

• effect size

Datasets

• solver

• height and income.xlsx

• gpa.xlsx

• dbco node data. xlsx

• hdi dataset

Notes

• Agenda | Regression

• Notes | Regression