AP Statistics 1.1.A Components of a Statistical Study

Practise identifying the population and sample in statistical studies, separating the full group of interest from selected observations and reported outcomes.

Exam points

Identify the full population of interest from the study purpose and investigative context.
Separate the selected sample from respondents with a particular outcome or characteristic.

[Maximum number: 1]

A trainer has two weight lifting classes, Class I and Class II. Each class has 9 amateur adult males and 1 professional adult male. Their body weights and number of bench press reps with 225 pounds are shown in the following dotplots. The professionals are designated as A and B.

Figure for Question 1.1.A—Identify components within a statistical study question 1 — AP Statistics

Determine the population for a valid investigative question.

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1.1.A—Identify components within a statistical study question 1