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# hw16 - Question#1 It has been computed that the 95...

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Question #1 It has been computed that the 95% confidence interval is [144.4, 154.2] for the average exam score when a student spent 10 hours on average per week studying for the class. The 90% prediction interval for a student who spent 10 hours on average per week studying for the class will be narrower wider cannot be determined based on the provided information. of the same width You received a raw score of 100% on this question. Question #2 It has been computed that the 95% confidence interval is [144.4, 154.2] for the average exam score when a student spent 10 hours on average per week studying for the class. The 99% prediction interval for a student who spent 10 hours on average per week studying for the class will be of the same width narrower wider cannot be determined based on the provided information. You received a raw score of 100% on this question. Question #3 Now do the examples described in slides 57 and 58 (page 91) of the course packet. Notice, however, that here you are given actual data and the results will differ than those in your course packet. The necessary data is here . You are asked to provide an interval estimate for the bidding price on a Ford Taurus with 40,000 miles on the odometer. The 95% prediction interval for the price of a single car with 40,000 miles is [ 13968.61756 = 13968.61756 , 15179.67638 = 15179.67638 ]. Now the dealer wants to bid on a lot of Ford Tauri, where each car has been driven

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