Chi-squared tests: goodness of fit and independence

This module covers the two core chi-squared hypothesis tests for IB Math AI HL: goodness of fit (to test if data matches a claimed distribution) and the t…

📖Study Guide

In-depth bilingual notes with worked past paper examples.

✍️Practice Exam

Original questions for this topic: MCQ + FRQ + Application + drag/match.

🎴Flashcards

20+ flashcards: definitions / formulas / pitfalls. Click to flip.

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