Chi-Square Test Explained | Step-by-Step with Business Examples

This lecture provides a clear and structured explanation of the Chi-Square (χ²) Test, one of the most important statistical tools for hypothesis testing. The video covers the concept, assumptions, formula, and step-by-step calculation using practical business examples. You will learn: What the Chi-Square Test is and when to use it Chi-Square Test of Independence and Goodness of Fit How to formulate hypotheses (H₀ and H₁) Step-by-step calculation and interpretation Decision-making using critical value and p-value This tutorial is ideal for students of Statistics, Management, Business, and Social Sciences, especially those preparing for exams or research applications.