Answered: Ahmadi, Inc. has been manufacturing…

Name: Ahmadi, Inc. has been manufacturing small automobiles that have averag
Uploaded: 2024-03-20T07:07:12.000Z
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Description: Ahmadi, Inc. has been manufacturing small automobiles that have averaged 50 miles per gallon of gasoline in highway driving. The company has developed a more efficient engine for its small cars and now advertises that its new small cars average more

MATLAB: An Introduction with Applications

6th Edition

ISBN:9781119256830

Author:Amos Gilat

Publisher:Amos Gilat

Chapter1: Starting With Matlab

Section: Chapter Questions

Problem 1P

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Ahmadi, Inc. has been manufacturing small automobiles that have averaged 50 miles per gallon of gasoline in highway driving. The company has developed a more efficient engine for its small cars and now advertises that its new small cars average more than 50 miles per gallon in highway driving. To test this hypothesis at 98% level of confidence, an independent testing service road-tested 64 of the automobiles. The sample showed an average of 51 miles per gallon. Assume that the population standard deviation is 4 miles per gallon. Compute the p-values associated with this test.

NOTE: WRITE YOUR ANSWER WITH 4 DECIMAL DIGITS. DO NOT ROUND UP OR DOWN

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