Creating Dummy Variables in R: A Step-by-Step Guide to Transforming Categorical Data into Analytical Goldmine

Transforming Wide Format DataFrames in R: A Step-by-Step Guide to Long Format Using gather Function

Understanding Factor Levels Out of Order in Tibbles: A Solution Guide for R Users

Custom Time Series Aggregation: Creating Three-Month Periods from Monthly Data

Mastering Cross-Validation and Grouping in R: Practical Solutions for Machine Learning