Answered: Which find of sampling plan was used in…

MATLAB: An Introduction with Applications

6th Edition

ISBN:9781119256830

Author:Amos Gilat

Publisher:Amos Gilat

Chapter1: Starting With Matlab

Section: Chapter Questions

Problem 1P

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Which find of sampling plan was used in each of the following situations?would the plan result in an unbiased sample? A. Complaints have been made about students not sowing after physical education class at a high school. The administration is trying to decide wether to begin requiring showering. They divide the set of interest people into tree groups: teachers, students, and parents. A random sample is selected from each group and asked to fill out a brief questionnaire about the need to shower after p.e. Class. B. The managers of a large shopping mall are trying to decide wether to add another information booth to the concourse. They hire a student to stand by one door and ask the next 100 people who enter the mall wether they would like to see another information booth added to the mall and if so where?

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