A manufacturer of a computer chip has found that 7% of the chips that come out of production are defective. Assume that the number of defective computer chips satisfy the conditions of a binomial experiment. a) In a random sample of 200 chips, what is the expected number of defective chips? b) Find the probability that at least 19 are defective.

MATLAB: An Introduction with Applications
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Author:Amos Gilat
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Chapter1: Starting With Matlab
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A manufacturer of a computer chip has found that 7% of the chips that come out of
production are defective. Assume that the number of defective computer chips
satisfy the conditions of a binomial experiment.
a) In a random sample of 200 chips, what is the expected number of defective chips?
b) Find the probability that at least 19 are defective.
Transcribed Image Text:A manufacturer of a computer chip has found that 7% of the chips that come out of production are defective. Assume that the number of defective computer chips satisfy the conditions of a binomial experiment. a) In a random sample of 200 chips, what is the expected number of defective chips? b) Find the probability that at least 19 are defective.
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