MATLAB: An Introduction with Applications
6th Edition
ISBN: 9781119256830
Author: Amos Gilat
Publisher: John Wiley & Sons Inc
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- A new quality control system has been introduced at a company to detect the percentage of defective items throughout the day, and based on the results, to decide whether to continue using the machine or replace it. The company will continue to use the machine if over 80% of the items are not defective. A random sample if 400 items is taken, of which 365 are in perfect condition. Using hypothesis testing, what would you tell the business owner who is unsure whether to keep or change the machine.
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