Topic: Variables and investigative questions

Identifying Variables in a Study Description

Discrete Versus Continuous Quantitative Variables

Context-Specific Variables in School and Social Surveys

Common Mistakes Classifying Variable Types

Mixed Practice: Units, Variables, and Types

Explanatory and Response Variables Introduced

Confusing Observational Units With Variables

Writing a Statistical Question From a Context

Reading a Data Table: Rows, Columns, and Cases

Identifying the Observational Unit