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(Solution Library) Improving Study Habits. As an aid for improving students’ study habits, nine students were randomly selected to attend a seminar on the

Question: Improving Study Habits. As an aid for improving students’ study habits, nine students were randomly selected to attend a seminar on the importance of education in life. The table shows the number of hours each student studied per week before and after the seminar. At a=0.10, did attending the seminar increase the number of hours the students studied per week?

Before 9 12 6 15 3 18 10 13 7

After 9 17 9 20 2 21 15 22 6

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