Open sodainschools data setup the schools district

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Question 4:Open Soda_in_Schools data. SETUP: The Schools district compared two schools, one that serves soda drinks for lunchand one that does not. They collected the weight of the students and wanted to see if there is any statistical differencein their weight. Given the data, your job is to perform the appropriate statistical test or procedure and help themdecide.Conclusion. (3 points)Type:Multiple ChoicePoints Awarded:0/3Your Answer(s):Test is inconclusive; thus we cannot claim that more the sodas the students drink the heavier they getCorrect Answer(s):Test is inconclusive; thus nothing can be concludedTest is inconclusive; thus we cannot claim that the average weights are different (correct)Test is inconclusive; thus we cannot claim that more the sodas the students drink the heavier they getNone of these
Question 5:Open TV_Restaurants data. SETUP: The data represents weekly profit (in thousands) for each of the 20 restaurants. 10restaurants were equipped with new TV sets while the remaining 10 were not. Management wants to see if the new TVsets increased the profit. Given the data, your job is to perform the appropriate statistical test or procedure and helpmanagement with their decision.What test did you perform? (16 points)Type:Multiple ChoicePoints Awarded:16/16
12/15/2016WebCOM™ 2.04/10Correct Answer(s):RegressionMultiple regressionOne‑sided t‑test (correct)Two‑sided t‑testQuestion 6:Open TV_Restaurants data. SETUP: The data represents weekly profit (in thousands) for each of the 20 restaurants. 10restaurants were equipped with new TV sets while the remaining 10 were not. Management wants to see if the new TVsets increased the profit. Given the data, your job is to perform the appropriate statistical test or procedure and helpmanagement with their decision.What is the P‑value? (3 points)Type:Multiple ChoicePoints Awarded:3/3
12/15/2016WebCOM™ 2.05/10

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