Calculate Sum by Distinct Column Value in R, Ignoring Duplicate Values

Introduction to Time Series Analysis in R: Understanding the ts() Function and ACF Plot

Understanding Nested Fixed Effects in Generalized Linear Mixed Models: A Comprehensive Guide for Statistical Modelers

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Creating Custom Dotplots with ggplot2: A Step-by-Step Guide to Displaying Quartiles by Gender

Mastering Graphing in R: A Step-by-Step Guide to Visualizing Data with Ease

Removing Rows by Reference in data.table for Efficient Data Manipulation in R

how to merge multiple dataframes in r: a step by step guide

Reading HTML Tables from a Website using R: A Comprehensive Guide to Web Scraping with `rvest`

Summarizing Data Using group_by across Several Columns in R