The newly produced 1992 Honda boasts 45 miles per gallon on the highway. Assume that the distribution
Question:
The newly produced 1992 Honda boasts 45 miles per gallon on the highway. Assume that the distribution of the miles per gallon is a normal distribution with a mean of 40 and a standard deviation of 5. The Environmental Protection Agency randomly draws 100 1992 Hondas to test-drive.
(a) What is the probability that a certain car can achieve 45 miles per gallon?
(b) What is the probability that the average of 100 cars exceeds 45 miles per gallon?
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a To find the probability that a certain car can achieve 45 miles per gallon we can use the zscore f...View the full answer
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Related Book For 
Statistics For Business And Financial Economics
ISBN: 9781461458975
3rd Edition
Authors: Cheng Few Lee , John C Lee , Alice C Lee
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