Creating Dummy Variables for Long Datasets with Multiple Records Per Index in Python: A Step-by-Step Guide

Creating Dummy Variables in R: A Step-by-Step Guide for Every Unique Value in a Column Based on a Condition

Creating a New Dummy Variable Based on Existing Dummy Variable Values in R using dplyr Package

Performing Multiple Linear Regression with an Independent Variable Plus 1 Standard Deviation Using R and the Tidyverse.