Suppose 15 % of the parts produced by a machine are defective. Use a normal approximation to

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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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Statistics For Business And Financial Economics

ISBN: 9781461458975

3rd Edition

Authors: Cheng Few Lee , John C Lee , Alice C Lee

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Question Posted: Feb 11, 2024 12:00 AM

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Suppose 15 % of the parts produced by a machine are defective. Use a normal approximation to

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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

Statistics For Business And Financial Economics

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