Question: Homework: Ho... Save Homework: Ho... 30 -30 HW Score: 71.21%, 7.83 of 11 points Question 10, 10.4.129 @ Points: O ofl A group of 8

Homework: Ho...

Save Homework: Ho... 30 -30 HW Score: 71.21%, 7.83 of 11 points Question 10, 10.4.129 @ Points: O ofl A group of 8 students were given the same standardized test twice to see whether retaking the test affected the score. The table gives the score differences for the 8 students. Use the paired t-interval procedure to determine a 98% confidence interval for the difference between the mean scores on the first test and the second test (retake). (Note: = 22.5 and Sd = 47.73.) The 98% confidence interval is from to D. (Round to two decimal places as needed.) 60 60 -30 107 60 80 In

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