Using an "Or" Conditional in the `n_distinct` Function of Dplyr: A Flexible Approach to Summarize Counts for Multiple Conditions

Adding Missing Rows to Each Group with R's tidyr Package using the complete Function

Understanding Crosstabulation Limitations: How to Apply Ranges in R for Accurate Analysis

How to Use the `mutate` Function with Grouping in R Using dplyr Library

5 Ways to Convert Double Vectors to Integer Vectors in dplyr for Error-Free Data Analysis