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Shopping Outlet a Shopping Outlet Estimates the Probability Distribution of the Number

Question 122

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Shopping Outlet A shopping outlet estimates the probability distribution of the number of stores shoppers actually enter as shown in the table below. Shopping Outlet A shopping outlet estimates the probability distribution of the number of stores shoppers actually enter as shown in the table below. {Shopping Outlet Narrative} What did you notice about the mean, variance, and standard deviation of Y = 2 X + 1 in terms of the mean, variance, and standard deviation of X ?
{Shopping Outlet Narrative} What did you notice about the mean, variance, and standard deviation of Y = 2 X + 1 in terms of the mean, variance, and standard deviation of X ?

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E ( Y )= 2 E ( X )+ ...

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