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A random sample of 175 students was selected from a large high school. They were each asked their current grade level and whether they had a driver's license. The responses are displayed in the table. Grade Level 9th 10th 11th 12th Yes 1 21 48 Driver's License? No 28 42 20 10 The principal would like to know if these data provide convincing evidence of a relationship between grade level and having a driver's license in the population of all students in her school. What is the appropriate inference procedure? chi-square test for goodness of fit because the data come from one random sample chi-square test for homogeneity because the data come from independent random samples chi-square test for association/independence because the data come from one random sample chi-square test for association/independence because the data come from independent random samples

A random sample of 175 students was selected from a large high school. They were each asked their current grade level and whether they had a driver's license. The responses are displayed in the table. Grade Level 9th 10th 11th 12th Yes 1 21 48 Driver's License? No 28 42 20 10 The principal would like to know if these data provide convincing evidence of a relationship between grade level and having a driver's license in the population of all students in her school. What is the appropriate inference procedure? chi-square test for goodness of fit because the data come from one random sample chi-square test for homogeneity because the data come from independent random samples chi-square test for association/independence because the data come from one random sample chi-square test for association/independence because the data come from independent random samples

Holt Mcdougal Larson Pre-algebra: Student Edition 2012
Holt Mcdougal Larson Pre-algebra: Student Edition 2012
1st Edition
ISBN:9780547587776
Author:HOLT MCDOUGAL
Publisher:HOLT MCDOUGAL
Chapter11: Data Analysis And Probability
Section: Chapter Questions
Problem 8CR
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A random sample of 175 students was selected from a large high school. They were each asked their current grade level and whether they had a driver's license. The responses are displayed in the table. Grade Level 9th 10th 11th 12th Yes 1 5 21 48 Driver's License? 28 42 20 10 No The principal would like to know if these data provide convincing evidence of a relationship between grade level and having a driver's license in the population of all students in her school. What is the appropriate inference procedure? chi-square test for goodness of fit because the data come from one random sample chi-square test for homogeneity because the data come from independent random samples chi-square test for association/independence because the data come from one random sample chi-square test for association/independence because the data come from independent random samples
Transcribed Image Text:A random sample of 175 students was selected from a large high school. They were each asked their current grade level and whether they had a driver's license. The responses are displayed in the table. Grade Level 9th 10th 11th 12th Yes 1 5 21 48 Driver's License? 28 42 20 10 No The principal would like to know if these data provide convincing evidence of a relationship between grade level and having a driver's license in the population of all students in her school. What is the appropriate inference procedure? chi-square test for goodness of fit because the data come from one random sample chi-square test for homogeneity because the data come from independent random samples chi-square test for association/independence because the data come from one random sample chi-square test for association/independence because the data come from independent random samples
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