Summary Statistics for Two Categorical Variables

We cover two-way contingency table structure, calculation of all three relative frequency types, detection of categorical association, and AP-aligned segmented bar chart construction.

📖Study Guide

In-depth bilingual notes with worked past paper examples.

✍️Practice Exam

Timed practice questions with mark scheme grading. Coming soon.

🎴Flashcards

Spaced repetition for key concepts and definitions. Coming soon.

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