A light bulb manufacturer claims that 90 % of the bulbs it produces meet tough new standards
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A light bulb manufacturer claims that 90 % of the bulbs it produces meet tough new standards imposed by the consumer protection agency. You just received a shipment containing 400 bulbs from this manufacturer. What is the probability that 375 or more of the bulbs in your shipment meet the new standards?
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Related Book For
Statistics For Business And Financial Economics
ISBN: 9781461458975
3rd Edition
Authors: Cheng Few Lee , John C Lee , Alice C Lee
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