Five 20-question sets covering every topic from 2.1 to 2.9 — mixed together and arranged from foundational to exam-level, so the whole unit clicks into place one set at a time.
2.1 Are Variables Related?2.2 Two Categorical Variables2.3 Statistics for Two Categorical2.4 Scatterplots2.5 Correlation2.6 Linear Regression Models2.7 Residuals2.8 Least Squares Regression2.9 Departures from Linearity
⏱ Timer per set
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Print any set as a clean, ink-friendly practice sheet — answer key on the final page.