View Policies Show Attempt History Current Attempt in Progress Acredit card company monitors cardholder transaction habi

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View Policies Show Attempt History Current Attempt In Progress Acredit Card Company Monitors Cardholder Transaction Habi 1 (28.9 KiB) Viewed 89 times

View Policies Show Attempt History Current Attempt in Progress Acredit card company monitors cardholder transaction habits to detect any unusual activity. Suppose that the dollar value of unusual activity for a customer in a month follows a normal distribution with mean $250 and variance $2400, Round your intermediate calculations and final answers to four decimal places (eg 987654), (a) What is the probability of $250 to $291 in unusual activity in a month? PE (b) What is the probability of more than $291 in unusual activity in a month? P= (c) Suppose that 10 customer accounts independently follow the same normal distribution. What is the probability that at least one of these customers exceeds $291 in unusual activity in a month? P= e Textbook and Media