On the average, the amount of money that a customer spends in the store is $40...
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On the average, the amount of money that a customer spends in the store is $40 with a standard deviation $10. The probability that the total spending of 4 customers in the store is over $170 is closest to 0.3085 not able to calculate 0.2376 0.1543 0.4013 On the average, the amount of money that a customer spends in the store is $40 with a standard deviation $10. The probability that the total spending of 4 customers in the store is over $170 is closest to 0.3085 not able to calculate 0.2376 0.1543 0.4013
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