Answer the following questions concerning the descriptive statistics listed belo

Question

Answer the following questions concerning the descriptive statistics listed below. These descriptive statistics were generated from a random sample of all USF students and contain information about the amount of time they exercise per week and the amount of student loan debt (in thousands of dollars) they expect upon graduating college. Exercise Debt 200 200 95% CI 6.6061 11.380 Mean 7.5000 14.385 Up 95% CI 8.4639 17.390 6.0000 19.307 SD Minimum 0.0000 0.0000 Maximum 47.000 100.00 In addition to needing a random sample, what other assumption is necessary for the interval to be valid? The population of exercise times needs to be a t-distribution with n-1 degrees of The sample of exercise times needs to be approximately normally distributed No other assumptions are needed. The population of exercise times needs to be approximately normally distributed ? F3 8 6 4

Explanation / Answer

We need to assume that the population of exercise times needs to be approximately normally distributed.

Option D is correct.

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