Random Sampling and Data Collection

AP Statistics· difficulty 2/5

A researcher draws an SRS of 400 students from a particular high school and finds that 28% have part-time jobs.

To what population can this finding be defensibly generalized?

  • A

    The students at that particular high school

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  • B

    All high school students nationally

  • C

    All teenagers in the country

  • D

    Only the 400 students sampled

Explanation

Random sampling supports generalization to the population from which the sample was drawn (this high school), but not to broader populations.

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