Video guide
Chi-Square Tests
Selected because it introduces chi-square testing with categorical data in a broad educational format. It supplements the calculator's goodness-of-fit and independence modes by explaining observed versus expected counts.
Source: CrashCourse · Published 2018-08-29
Open original on YouTubeWhy selected: Selected because it introduces chi-square testing with categorical data in a broad educational format.
What it adds: It supplements the calculator's goodness-of-fit and independence modes by explaining observed versus expected counts.
How to use it: Use the calculator to compute the statistic and p-value, then use the video to review the test setup.
Open Chi Square TestChi Square Test: The video is introductory and does not replace expected-count checks, exact tests, residual review, or study design.
Calculator Suite curates and contextualizes this public lesson but does not own, publish, or endorse every statement in the original video.