Essay
A bank offers online banking to its customers free of charge. While online, customers can also sign up for additional services that the bank offers. Let x be the number of customers who sign up for additional services online each day. Suppose the distribution of x is approximated well by a Poisson distribution with mean λ = 42.3. Find E(x) and interpret its value.
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E(x) = λ = 42.3; If the daily numbers of...View Answer
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