AP Statisticseasymcq1 pt
A school samples 30 students from each grade level. This is
A.stratified sampling
B.cluster sampling
C.convenience sampling
D.voluntary response
Explanation
Core Concept
Grade levels form the strata.
Correct Answer
Astratified sampling
More Unit 3: Collecting Data practice questions
- mediumA matched pairs design comparing two tire brands on the same cars controls for
- mediumWhich pair correctly matches sampling and assignment?
- easyWhy can't an observational study prove causation?
- easyWhich study can support causal conclusions?
- easyTreatments in an experiment are
Practice more AP Statistics questions with full explanations
Practice Unit 3: Collecting Data Questions →