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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 studer 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 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 Complete parts a) through e) below. Click here to view the sample data. Click here to view Student's t-distribution table. A. The sample sizes are large (both greater than or equal to 30). B. The sample sizes are not more than 5% of the population. 'c. The samples can be reasonably assumed to be random. D. The population is given to be normally distributed. E. The samples are independent. c) Does the evidence suggest that community college transfer students take longer to attain a bachelor's degree? Use an a = 0.01 level of significance. Perform a

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 studer 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 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 Complete parts a) through e) below. Click here to view the sample data. Click here to view Student's t-distribution table. A. The sample sizes are large (both greater than or equal to 30). B. The sample sizes are not more than 5% of the population. 'c. The samples can be reasonably assumed to be random. D. The population is given to be normally distributed. E. The samples are independent. c) Does the evidence suggest that community college transfer students take longer to attain a bachelor's degree? Use an a = 0.01 level of significance. Perform a

Algebra: Structure And Method, Book 1
Algebra: Structure And Method, Book 1
(REV)00th Edition
ISBN:9780395977224
Author:Richard G. Brown, Mary P. Dolciani, Robert H. Sorgenfrey, William L. Cole
Publisher:Richard G. Brown, Mary P. Dolciani, Robert H. Sorgenfrey, William L. Cole
Chapter4: Polynomials
Section4.8: Rate-time-distance Problems
Problem 18P
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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. The sample sizes are large (both greater than or equal to 30). B. The sample sizes are not more than 5% of the population. C. The samples can be reasonably assumed to be random. O D. The population is given to be normally distributed. YE. The samples are independent. c) Does the evidence suggest that community college transfer students take longer to attain a bachelor's degree? Use an a = 0.01 level of significance. Perform a hypothesis test. Determine the null and alternative hypotheses. O A. Ho: Hcommunity college > Hno transfer: H: Hcommunity college Hno transfer O B. Ho: Hcommunity college = Pno transfer: H: Hcommunity college >Pno transfer O C. Ho: Hcommunity college = Hno transfer: H1: Hcommunity college Hno transfer O D. Ho: Hcommunity college <Hno transfer: H1: Pcommunity college Hno transfer Click to select vour answer and then click Check Answer (?
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. The sample sizes are large (both greater than or equal to 30). B. The sample sizes are not more than 5% of the population. C. The samples can be reasonably assumed to be random. O D. The population is given to be normally distributed. YE. The samples are independent. c) Does the evidence suggest that community college transfer students take longer to attain a bachelor's degree? Use an a = 0.01 level of significance. Perform a hypothesis test. Determine the null and alternative hypotheses. O A. Ho: Hcommunity college > Hno transfer: H: Hcommunity college Hno transfer O B. Ho: Hcommunity college = Pno transfer: H: Hcommunity college >Pno transfer O C. Ho: Hcommunity college = Hno transfer: H1: Hcommunity college Hno transfer O D. Ho: Hcommunity college <Hno transfer: H1: Pcommunity college Hno transfer Click to select vour answer and then click Check Answer (?
Community College Transfer No Transfer 256 1131 Sample mean time to graduate, in years Sample standard 5.31 4.28 1.177 1.017 deviation time to graduate, in years
Transcribed Image Text:Community College Transfer No Transfer 256 1131 Sample mean time to graduate, in years Sample standard 5.31 4.28 1.177 1.017 deviation time to graduate, in years
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