Mathematics
Mathematics, 15.02.2021 16:30, gracianoa

Every thrusday, Matt and Dave's video venture has "roll-the-dice" day. A customer may choose to roll two fair dice and rent a second movie for an amount (in cents) equal to the numbers uppermost on the dice, with the larger number first. For example, if the customer rolls a two and four, a second movie may be rented for $0.42. If a two and a two are rolled, a second movie may be rented for $0.22. Let X represent the amount paid for a second movie on roll-the-dice day. The expected value of X is $0.47 and the standard deviation of X is $0.15. If a customer rolls the dice

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Every thrusday, Matt and Dave's video venture has "roll-the-dice" day. A customer may choose to roll...

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