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The lifetime of a cooling fan, in hours, that is used in a computer system has the

Statistics for Engineers and Scientists | 4th Edition | ISBN: 9780073401331 | Authors: William Navidi ISBN: 9780073401331 38

Solution for problem 11 Chapter 4.8

Statistics for Engineers and Scientists | 4th Edition

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Statistics for Engineers and Scientists | 4th Edition | ISBN: 9780073401331 | Authors: William Navidi

Statistics for Engineers and Scientists | 4th Edition

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Problem 11

The lifetime of a cooling fan, in hours, that is used in a computer system has the Weibull distribution with = 1.5 and = 0.0001. a. What is the probability that a fan lasts more than 10,000 hours? b. What is the probability that a fan lasts less than 5000 hours? c. What is the probability that a fan lasts between 3000 and 9000 hours?

Step-by-Step Solution:
Step 1 of 3

Test Statistic  measures how far the sample data diverge from what we would expect should the null hypothesis be true  So, a test statistic with a high magnitude would show that the date is not consistent with H o P-values  the probability (when H0 I true) that the test statistic takes a value that is as extreme or more extreme than what is observed...

Step 2 of 3

Chapter 4.8, Problem 11 is Solved
Step 3 of 3

Textbook: Statistics for Engineers and Scientists
Edition: 4
Author: William Navidi
ISBN: 9780073401331

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