A First Course in Probability (10th Edition)
A First Course in Probability (10th Edition)
10th Edition
ISBN: 9780134753119
Author: Sheldon Ross
Publisher: PEARSON
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5. An elementary school principal wants to show that there is no relationship between a student's attitudes about
school and the marital status of his or her mother. The principal classifies mothers in four ways: never married,
divorced or widowed, ever-married (never divorced or widowed), and re-married. Random samples of students
whose mother belongs to each category are selected to be interviewed. What sampling method is the principal
using?
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Transcribed Image Text:5. An elementary school principal wants to show that there is no relationship between a student's attitudes about school and the marital status of his or her mother. The principal classifies mothers in four ways: never married, divorced or widowed, ever-married (never divorced or widowed), and re-married. Random samples of students whose mother belongs to each category are selected to be interviewed. What sampling method is the principal using?
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