Mathematics, 21.02.2021 08:50 starreee

A certain store sells only T-shirts. Let the random variable X represent the number of T-shirts bought from the store on any day, with a mean of 75 and a standard deviation of 20. Let the random variable Y be the total revenue from
this store on a randomly selected day. If the store charges $15 per T-shirt, what are the mean and standard
deviation of Y ?

A certain store sells only T-shirts. Let the random variable X represent the number of T-shirts bou

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A certain store sells only T-shirts. Let the random variable X represent the number of T-shirts boug...

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