The number of houses sold by an estate agent follows a Poisson distribution, with a mean of
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Question:
The number of houses sold by an estate agent follows a Poisson distribution, with a mean of 2 per week. Then, the estate agent need to provide a report for every month to monitor sales in periods of 4 weeks.
(a)Find the mean and standard deviation of X, for the number of houses sold by an estate agent in periods of 4 weeks
(b)Find the probability that in 4 weeks the estate agent sells more than 5 houses
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