Question

Production records indicate that 1.5% of the light bulbs produced in a facility are defective. A random sample of 22 light bulbs was selected.
a. Use the binomial distribution to determine the probability that two defective bulbs are found.
b. Use the Poisson approximation to the binomial distribution to determine the probability that two defective bulbs are found.
c. How do these two probabilities compare?


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  • CreatedJuly 17, 2015
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