How to compare variances in R
How to compare variances in R?, The F-test is used to see if two populations (A and B) have the same variances. When should the F-test be used? A comparison of two variations is...
Category: R
with() and within() Functions in R
with() and within() Functions in R, To evaluate an expression depending on a data frame, use R’s with() and inside() functions. The syntax for these functions is as follows: with(data, expression) within(data, expression) where:...
Two Sample Proportions test in R-Complete Guide
Two Sample Proportions test in R, To compare two observed proportions, the two-proportions z-test is utilized. This article explains the fundamentals of the two-proportions *z-test and gives practical examples using R software. We have...
Calculate the P-Value from Chi-Square Statistic in R
Calculate the P-Value from Chi-Square Statistic in R, You’ll get a Chi-Square test statistic every time you run a Chi-Square test. The p-value associated with this test statistic can then be used to assess...
Calculate the p-Value from Z-Score in R
Calculate the p-Value from Z-Score in R, In statistics, we frequently want to know the p-value associated with a specific z-score obtained from a hypothesis test. We can reject the null hypothesis of our...
One sample proportion test in R-Complete Guide
One sample proportion test in R, when there are just two categories, the one proportion Z-test is used to compare an observed proportion to a theoretical one. This article explains the fundamentals of the...
How to add labels at the end of each line in ggplot2?
How to add labels at the end of each line in ggplot2?, Using the ggplot2 R library, this article shows how to display the last value of each line as a label. Using either...
Error in sum(List) : invalid ‘type’ (list) of argument
How to Fix “Error in sum(List) : invalid ‘type’ (list) of argument” in R When working with lists in R, you may encounter the following error: This is a common error for beginners and...
Sorting in r: sort, order & rank R Functions
Sorting in r, The methods sort(), order(), and rank() in R are used to sort data in this article (). Sorting in r The tutorial uses six examples to demonstrate how to use the...
How to Draw Plots with Textures and Patterns in R
How to Draw Plots with Textures and Patterns in R, In this tutorial shows how to use the ggpattern package in R programming to create ggplot2 graphs using textures and patterns. Some Information on...