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Retention Test Scores A sample of non-English majors at a selected college was used in a
Chapter 9, Problem 2(choose chapter or problem)
Retention Test Scores A sample of non-English majors at a selected college was used in a study to see if the student retained more from reading a 19th-century novel or by watching it in DVD form. Each student was assigned one novel to read and a different one to watch, and then they were given a 20-point written quiz on each novel. The test results are shown below. At a 0.05, can it be concluded that the book scores are higher than the DVD scores? Book 90 80 90 75 80 90 84 DVD 85 72 80 80 70 75 80
Questions & Answers
QUESTION:
Retention Test Scores A sample of non-English majors at a selected college was used in a study to see if the student retained more from reading a 19th-century novel or by watching it in DVD form. Each student was assigned one novel to read and a different one to watch, and then they were given a 20-point written quiz on each novel. The test results are shown below. At a 0.05, can it be concluded that the book scores are higher than the DVD scores? Book 90 80 90 75 80 90 84 DVD 85 72 80 80 70 75 80
ANSWER:Since the samples are unrelated and the sample sizes are not shown, the statistic that could be used to answer this question is a 2-tailed in