Creating Function to Make Groups in Data.table Based on Predicted Outcome and Compute Mean Difference Confidence Intervals

Preparing Data for Creating Spaghetti Plots with R and Tidyverse Library

How to Efficiently Use Data Tables in R for Analysis and Manipulation of Datasets

Resolving SSL Connect Errors with fread() in R/RStudio and the Data.table Package

Creating Data Frames and Vectors in R: A Step-by-Step Guide Using data.table Library

Filter Rows Based on Specific String Condition Using Dplyr

Mastering Aggregate Functions in R: A Comprehensive Guide to Data Analysis

Querying Dataframes Inside a List Using SQL with sqldf and Various Packages

Summarizing Multiple Columns with dplyr: A Categorical Version

Using Variables in Formula Syntax with R: A Flexible Solution