How to Add Regression Lines to ggplot2 Plots for Data Visualization

Calculating the Convex Hull Around a Given Percentage of Points Using R and plotrix Package

Customizing Chapter Names in Bookdown Using YAML Configuration Files and LaTeX Preambles

Mastering the `%between%` Function in `data.table`: A Guide to Efficient Data Subseting

Counting Unique Values That Appear More Than X Times in R

Understanding the bestglm() Function Error: Finding a Solution for Ordinal Logistic Regression Models

Understanding Geom Dotplot and its Issues: Best Practices for Visualizing Grouped Data with R

Optimizing Similarity Matching: A Step-by-Step Guide to Grouping Observations

Using Data Masks in R for Efficient Maximum Likelihood Estimation and Improved Code Readability

Functional Programming for Data Manipulation: A Case Study on Applying Functions to Multiple Columns of a DataFrame