Handling Missing Values in R: A Case Study on Populating NA with Zeros Based on Presence of Value in Another Row Using tidyverse

Deleting Rows Based on Threshold Values Across All Columns

How to Replace Missing Values with the Opposite of the First Non-Missing Value in Each Group Using zoo Package in R

Standardizing Years When Converting Weekly Data to Yearly Format in R

Creating Dummy Variables Using Tidyverse Package in R: A Flexible Approach to Categorical Data Transformation

Understanding and Working with Tidyselect Predicates in R: A Solution to the Mysterious Case

Replacing Outliers in Panel Data with Winsorization: A Step-by-Step Guide Using R

Using Tidyr's Spread Function for Efficient Data Grouping and Pivoting in R

Adapting na.locf to Handle NULL Values in List-Containing Columns for Effective Data Handling.

Understanding Lagging Data with Mutate Verb in R Tidyverse