Suppose 15 % of the parts produced by a machine are defective. Use a normal approximation to
Question:
Suppose 15 % of the parts produced by a machine are defective. Use a normal approximation to the binomial distribution. What is the probability that a sample of 50 parts contains:
(a) Five or more defective parts?
(b) Ten or fewer defective parts?
(c) The expected number defective parts.
(d) The standard deviation of the number of defective parts.
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In this case we can use the normal approximation to the binomial distribution When n is large the binomial distribution approaches the normal distribu...View the full answer
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Saud Ur Rehman
Evaluating manufacturing processes by designing and conducting research programs; applying knowledge of product design, fabrication, assembly, tooling, and materials; conferring with equipment vendors; soliciting observations from operators. Developing manufacturing processes by studying product requirements; researching, designing, modifying, and testing manufacturing methods and equipment; conferring with equipment vendors. Keeping equipment operational by coordinating maintenance and repair services; following manufacturer's instructions and established procedures; requesting special service.
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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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