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A university's housing and residence office wants to know how much students pay per month for...

A university's housing and residence office wants to know how much students pay per month for rent in off‑campus housing. The university does not have enough on‑campus housing for students, and this information will be used in a brochure about student housing. They obtain a list of the 12,30412,304 students who live in off‑campus housing and have not yet graduated and mail a questionnaire to 200200 students selected at random. Only 7878 questionnaires are returned.

(a) What is the population in this study? Be careful: about what group do they want information?

The population is the 200200 college students who received the questionnaire and who live in off‑campus housing.

The population is all college students who live in off‑campus housing.

The population is the 7878 students who live in off‑campus housing and returned the questionnaire.

The population is all college students.

(b) What is the sample? Be careful: from what group do they actually obtain information?

The sample is the 7878 students who live in off‑campus housing and returned the questionnaire.

The sample is all college students who live in off‑campus housing.

The sample is the 200200 college students who received the questionnaire and who live in off‑campus housing.

The sample is all college students.

Math   Statistics-And-Probability   
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