Answer to Question #48249 in Statistics and Probability for priscilla

Question #48249
an automobile manufacturer claims that its van has a 26.3 miles/gallon rating. after testing 250 vans, they found a mean mpg of 26.7. assume a population variance of 6.76. a level of significance of 0.1 will be used. is there sufficient evidence at the 0.1 level that the vans have an incorrect manufacturers mpg rating.
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Expert's answer
2014-10-29T13:10:31-0400
The answer to the question is available in the PDF file https://www.assignmentexpert.com/https://www.assignmentexpert.com/homework-answers/mathematics-answer-48249.pdf

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