The probability that a certain type of inoculation takes

Chapter 5, Problem 2E

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QUESTION:

Problem 2E

The probability that a certain type of inoculation takes effect is 0.995. Use the Poisson distribution to approximate the probability that at most 2 out of 400 people given the inoculation find that it has not taken effect. Hint: Let p = 1 − 0.995 = 0.005.

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QUESTION:

Problem 2E

The probability that a certain type of inoculation takes effect is 0.995. Use the Poisson distribution to approximate the probability that at most 2 out of 400 people given the inoculation find that it has not taken effect. Hint: Let p = 1 − 0.995 = 0.005.

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