The mean lifetime of a car engine is believed to be greater than 175,000 miles. Sample data are: n= 20, avg = 116,450, s = 16,500. With a significance level of alpha = 0.01, find the correct test statistic. A. -15.87 B. 15.87 C. 2.69 D. -3.45
The mean lifetime of a car engine is believed to be greater than 175,000 miles. Sample data are: n= 20, avg = 116,450, s = 16,500. With a significance level of alpha = 0.01, find the correct test statistic. A. -15.87 B. 15.87 C. 2.69 D. -3.45
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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The mean lifetime of a car engine is believed to be greater than 175,000 miles. Sample data are: n= 20, avg = 116,450, s = 16,500. With a significance level of alpha = 0.01, find the correct test statistic.
A. -15.87
B. 15.87
C. 2.69
D. -3.45
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