Topic: Unit 1: Exploring One-Variable Data and Collecting Data

Rewriting a Weak Description Into a Full-Credit One

Retrospective Versus Prospective Studies

Relative Frequency Bar Charts

Reading Values and Counts From a Dotplot

Mixed Practice: Units, Variables, and Types

Mixed Practice: Proportions and Two-Way Tables

Mixed Practice: Dotplots, Histograms, and Boxplots

Marginal Distributions From a Two-Way Table

Is There an Association Between Two Categorical Variables

Identifying the Source of Bias in a Scenario