Essay
It has been found that 62.1% of all unsolicited third class mail delivered to households goes unread.If,over the course of a month,a household receives 150 pieces of unsolicited mail,what is the probability that the household discards more than 80 pieces of the mail without reading it? Use the normal approximation for the binomial distribution.
Correct Answer:
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P = 0.621,n = 150,μ = E(X)= 93...View Answer
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