Aug 25, 2021 · This tutorial provides several examples of how Chi-Square tests are used in real life.

Nov 11, 2025 · This tutorial will guide you through the fundamentals of the Chi-Square test, including its formula, different types, and real-world applications. By the end, you'll understand …

May 23, 2022 · A Pearson’s chi-square test is a statistical test for categorical data. It is used to determine whether your data are significantly different from what you expected.

May 31, 2023 · To start, you collect data from a random sample of customers, using a survey to identify their gender and their preferred shoe type. This data then gets organized into a …

Aug 2, 2025 · Test if independence between features (e.g., "Browser Type" vs. "Purchase Decision") using the Chi-square test. Example: χ² p-value < 0.05 → "Browser Type" …

Aug 3, 2023 · A chi-square test performed to determine if a new medication is effective against fever or not is an example of a chi-square test as the test of independence to determine the …

May 3, 2025 · Learn how to use the chi-square test for categorical data analysis—goodness-of-fit, test of independence, assumptions, and step-by-step exp.

Mar 10, 2023 · In summary, the chi-square test is a powerful tool used in social science research, quality control and manufacturing, mainly to test the association between two categorical …

Welcome to this comprehensive guide on Chi‑Square (χ²) tests, essential tools in statistics for analyzing categorical data.

Sep 21, 2023 · In this blog post, we will discuss different types of Chi-square tests, the concepts behind them, and how to perform them using Python / R. As data scientists, it is important to …