Category: Methods

How to Perform Data Cleaning in R, To perform data cleaning in R using the examples provided, you can follow these steps: 1. Remove rows with missing values: library(dplyr) df <- data.frame(team=c(‘A’, ‘A’, ‘B’,...

How to Create Frequency Tables in R, frequency tables, also known as histograms or bar charts, are a common way to visualize and analyze data. Frequency tables provide a summary of the distribution of...

How to Use expand.grid Function in R, the `expand.grid()` function is used to generate all possible combinations of elements from multiple vectors or lists. It is a built-in function in R that is commonly...

How to read or export large datasets in R, the fwrite() function is used to write data to a binary file. It is a part of the base R package and stands for “fast...

How to Change Cell Color Based on Date in R, we will learn how to change cell color based on a date in R using the open-source package, “colorRamp”. This package provides a wide...

How to Extract Minutes from Datetime in R, we will learn how to extract minutes from datetime values in R using the base R functions. We will be working with two different examples to...

How to Test for Multicollinearity in R, multicollinearity is a common problem in statistical analyses where two or more predictor variables in a regression model are highly correlated. This can lead to inaccurate results,...

R ggplot2 error insufficient values manual scale, when working with scale transformations in R, one of the common errors that users encounter is “Error: Insufficient values in manual scale. X needed but only Y...

geom_point requires the following missing aesthetics, Data visualization is an essential component of modern data analysis. It involves creating graphical representations of numeric or categorical data to easily interpret and understand the patterns, trends,...

Error Discrete value supplied to continuous scale in R, you may come across the “Discrete value supplied to continuous scale” error message while trying to plot data or create visualizations. This error message occurs...