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An appliance dealer sells three different models of upright freezers having 13.5, 15.9, and 19.1 cubic feet of storage space. Let x = the amount of storage space purchased by the next customer to buy a freezer. Suppose that x has the following probability distribution:

x	13.5	15.9	19.1
p(x)	.2	.5	.3

a. Calculate the mean and standard deviation of x.

b. If the price of the freezer depends on the size of the storage space, x, such that Price = 25x - 8.5, what is the mean value of the variable Price paid by the next customer?

c. What is the standard deviation of the price paid?

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Statistics and Probability, Statistics

Category:- Statistics and Probability
Reference No.:- M91725900

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