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A researcher with the Department of Education followed a cohort of students who graduated from high school in a certain year, monitoring the progress the students made toward completing a bachelor's degree. One aspect of his research was to determine whether students who first attended community college took longer to attain a bachelor's degree than those who immediately attended and remained at a 4-year institution. The data in the table attached below summarize the results of his study. Complete parts a) through e) below. Click here to view the sample data, Click here to view Student's t-distribution table. a) What is the response variable in this study? What is the explanatory variable? O A. The response variable is the time to graduate. The explanatory variable is the use of community college or not. Sample data O B. The response variable is the time to graduate. The explanatory variable is the number of students. OC. The response variable is the use of community college or not. The explanatory variable is the time to graduate. Community College Transfer 257 5.46 No Transfer O D. The response variable is the number of students. The explanatory variable is the time to graduate. 1136 4.50 Sample mean time to graduate, in years Sample standard deviation time to 1.145 1.011 graduate, in years

A researcher with the Department of Education followed a cohort of students who graduated from high school in a certain year, monitoring the progress the students made toward completing a bachelor's degree. One aspect of his research was to determine whether students who first attended community college took longer to attain a bachelor's degree than those who immediately attended and remained at a 4-year institution. The data in the table attached below summarize the results of his study. Complete parts a) through e) below. Click here to view the sample data, Click here to view Student's t-distribution table. a) What is the response variable in this study? What is the explanatory variable? O A. The response variable is the time to graduate. The explanatory variable is the use of community college or not. Sample data O B. The response variable is the time to graduate. The explanatory variable is the number of students. OC. The response variable is the use of community college or not. The explanatory variable is the time to graduate. Community College Transfer 257 5.46 No Transfer O D. The response variable is the number of students. The explanatory variable is the time to graduate. 1136 4.50 Sample mean time to graduate, in years Sample standard deviation time to 1.145 1.011 graduate, in years

Linear Algebra: A Modern Introduction
Linear Algebra: A Modern Introduction
4th Edition
ISBN:9781285463247
Author:David Poole
Publisher:David Poole
Chapter7: Distance And Approximation
Section7.3: Least Squares Approximation
Problem 31EQ
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A researcher with the Department of Education followed a cohort of students who graduated from high school in a certain year, monitoring the progress the students made toward completing a bachelor's degree. One aspect of his research was to determine whether students who first attended community college took longer to attain a bachelor's degree than those who immediately attended and remained at a 4-year institution. The data in the table attached below summarize the results of his study. Complete parts a) through e) below. Click here to view the sample data. Click here to view Student's t-distribution table. a) What is the response variable in this study? What is the explanatory variable? O A. The response variable is the time to graduate. The explanatory variable is the use of community college or not. Sample data O B. The response variable is the time to graduate. The explanatory variable is the number of students. O C. The response variable is the use of community college or not. The explanatory variable is the time to graduate. Community College Transfer No Transfer O D. The response variable is the number of students. The explanatory variable is the time to graduate. 257 1136 4.50 Sample mean time to graduate, in years Sample standard 5.46 1.145 1.011 deviation time to graduate, in years Print Done
Transcribed Image Text:A researcher with the Department of Education followed a cohort of students who graduated from high school in a certain year, monitoring the progress the students made toward completing a bachelor's degree. One aspect of his research was to determine whether students who first attended community college took longer to attain a bachelor's degree than those who immediately attended and remained at a 4-year institution. The data in the table attached below summarize the results of his study. Complete parts a) through e) below. Click here to view the sample data. Click here to view Student's t-distribution table. a) What is the response variable in this study? What is the explanatory variable? O A. The response variable is the time to graduate. The explanatory variable is the use of community college or not. Sample data O B. The response variable is the time to graduate. The explanatory variable is the number of students. O C. The response variable is the use of community college or not. The explanatory variable is the time to graduate. Community College Transfer No Transfer O D. The response variable is the number of students. The explanatory variable is the time to graduate. 257 1136 4.50 Sample mean time to graduate, in years Sample standard 5.46 1.145 1.011 deviation time to graduate, in years Print Done
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