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[Step-by-Step] Customers in a bank. A bank has a drive through service. The average number of customers arriving during a 15 minute period is distributed

Question: Customers in a bank. A bank has a drive through service. The average number of customers arriving during a 15 minute period is distributed as shown. Find the mean, variance, and standard deviation for the distribution.

Number of Customers X 0 1 2 3 4

Probability P(X) 0.12 0.20 0.31 0.25 0.12

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Solution: The downloadable solution consists of 1 pages
Deliverable: Word Document


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