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Programming Language / R Language

R Language

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RStudio Tutorial

Last Updated: 15 October 2024

RStudio is a potent integrated development environment (IDE). R's user-friendly interface makes it simpler for both inexperienced and seasoned data analysts to deal with i...read more

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Adding Partial Horizontal Lines with ggplot2 in R

Last Updated: 14 January 2025

Visualizing data effectively often requires emphasizing specific aspects or values. In ggplot2, horizontal lines help highlight thresholds, averages, or other reference va...read more

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Create and Save a Script in R

Last Updated: 09 January 2025

Scripting is a powerful way to save, organize, and reuse your code when working with R. Instead of typing commands interactively in the R console, you can write a series o...read more

Data Science Tutorial with R

Last Updated: 28 December 2024

Data Science is an interdisciplinary field, using various methods, algorithms, and systems to extract knowledge and insights from structured and unstructured data. Data Sc...read more

AI-ML-DS With R

Post Hoc analysis

Last Updated: 21 April 2025

The word "post hoc" is Latin for "after the event." Post hoc analysis in research and statistics is the process of looking at data after the completion of a study to find ...read more

Last Updated: 29 April 2025

The Log Rank Test is a widely used non-parametric statistical method in survival analysis, Used to compare the survival distributions of two or more groups. It plays an im...read more

Listwise Deletion in Missing Data

Last Updated: 21 April 2025

Missing data is a common issue in data analysis and if not addressed properly it can affect the results and validity of statistical models. One method for handling missing...read more

Machine Learning

Machine Learning

Rank Transformation

Last Updated: 17 May 2025

Rank Transformation is a non-parametric data preprocessing technique in which numerical data are replaced by their ranks when sorted. This approach is often used to mitiga...read more

Pairwise Deletion

Last Updated: 27 March 2025

Pairwise Deletion is one method used to handle missing data, especially when estimating correlations or covariances.Missing DataMissing data can occur due to various reaso...read more

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Bonferroni Test

Last Updated: 21 April 2025

In statistical analysis, multiple hypothesis testing is a frequent challenge, particularly in experiments or studies with numerous variables. One common issue is the incre...read more

likelihood Ratio Test

Last Updated: 29 April 2025

The Likelihood Ratio Test (LRT) is a fundamental statistical technique used to compare the goodness of fit between two competing models — a null model (simpler model) and ...read more

Machine Learning

Chi-Square Test for Independence

Last Updated: 21 April 2025

The Chi-Square Test for Independence is a statistical method used to determine whether there is a significant association between two categorical variables. It helps asses...read more

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Difference-in-Differences (DiD)

Last Updated: 21 April 2025

Difference-in-Differences (DiD) is a widely used statistical technique to estimate the effect of a treatment or intervention by comparing the changes in outcomes over time...read more

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Family-Wise Error Rate

Last Updated: 08 May 2025

In hypothesis testing, when researchers test many things at once, the risk of making at least one Type I error (false positive) increases. The Family-Wise Error Rate (FWER...read more

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Machine Learning

R Boolean Logic

Last Updated: 04 June 2025

Boolean logic in R revolves around the two logical constants TRUE and FALSE. These values represent truth and falsehood and are essential for decision-making, controlling ...read more

AI-ML-DS With R

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