Planning a survey of students. The student government plans to ask a random sample of students their

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Planning a survey of students. The student government plans to ask a random sample of students their opinions about on-campus parking. The university provides a list of the 20,000 enrolled students to serve as a sampling frame.

(a) How would you choose an SRS of 200 students?

(b) How would you choose a systematic sample of 200 students? (See Exercise 4.27 to learn about systematic samples.)

(c) The list shows whether students live on campus (8000 students) or off campus (12,000 students). How would you choose a stratified sample of 50 on-campus students and 150 off-campus students?

AppendixLO1

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Statistics Concepts And Controversies

ISBN: 9781429277761

7th Edition

Authors: David S Moore, William I Notz

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