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R Statistics

86 posts

How to Extract Correlation Coefficient Value from Correlation Test in R

Last Updated: 16 September 2024

In R Language you can compute the correlation between two variables using functions like cor() or cor.test(). The cor() the function gives the correlation coefficient dire...read more

How to Find the Critical Value of F for One-Way ANOVA in R

Last Updated: 16 September 2024

The One-Way ANOVA (Analysis of Variance) is a statistical method used to determine if there are statistically significant differences between the means of three or more in...read more

Homoscedasticity Test for Two-Way ANOVA in R

Last Updated: 12 September 2024

A Two-Way ANOVA is used to examine the effect of two independent variables (factors) on a single continuous dependent variable. For example, if you are studying how Gender...read more

Repeated-Measures / Within-Subjects ANOVA in R

Last Updated: 12 September 2024

Repeated-measures ANOVA, also known as Within-Subjects ANOVA, is a statistical technique used when the same subjects are measured multiple times under different conditions...read more

How to Extract the p-value and F-statistic from aov Output in R

Last Updated: 12 September 2024

In statistical analysis, the analysis of variance (ANOVA) is widely used to test if there are significant differences between the means of multiple groups. In R, the aov()...read more

Visualizing the Kolmogorov-Smirnov Statistic in ggplot2 Using R

Last Updated: 05 September 2024

In this article, we will explore how to visualize the K-S statistic in R using the ggplot2 package. We will demonstrate how to perform the K-S test and then visualize the ...read more

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How to Perform a Cramer-Von Mises Test in R

Last Updated: 17 July 2024

The Cramer-Von-Mises test is a non-parametric test used to determine if a sample comes from a specified distribution. It's an alternative to the more commonly used Kolmogo...read more

Data Science Blogathon 2024

How to Perform a Chow Test in R

Last Updated: 04 July 2024

The Chow test is a statistical method used to determine whether the coefficients in two linear regressions on different datasets are equal. It's particularly useful for id...read more

Data Science Blogathon 2024

How to set up balanced one-way ANOVA for lm() in R

Last Updated: 27 June 2024

Balanced one-way Analysis of Variance (ANOVA) is a statistical technique used to compare the means of three or more groups to determine if at least one group's mean is dif...read more

Machine Learning

Data Science Blogathon 2024

Inter-rater Reliability in R

Last Updated: 21 June 2024

Inter-rater reliability (IRR) is a measure of the degree of agreement among raters or judges. It is an essential aspect of any research involving subjective assessments, e...read more

Machine Learning

AI-ML-DS With R

Power Analysis in Statistics with R

Last Updated: 21 June 2024

Power analysis is a critical aspect of experimental design in statistics. It helps determine the sample size required to detect an effect of a given size with a certain de...read more

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How to Calculate the Coefficient of Variation in R

Last Updated: 30 May 2024

The Coefficient of Variation (CV) is a standardized measure of dispersion in a dataset. It is defined as the ratio of the standard deviation to the mean, and it is usually...read more

Last Updated: 30 May 2024

The prcomp function serves as a great tool for PCA performance. This article is an extensive discussion of PCA using prcomp in R, which covers concepts, functions, and a t...read more

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Degrees of Freedom in R

Last Updated: 28 May 2024

In statistical tests, degrees of freedom are used to determine the distribution of test statistics and divert the analysis of hypothesis testing, confidence intervals, etc...read more

R Machine Learning

Probabilities using R

Last Updated: 11 September 2024

Probability theory is a fundamental concept in mathematics and statistics that plays a crucial role in various fields such as finance, engineering, medicine, and more. Und...read more

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