Mathematics, 30.11.2019 07:31 canyonrico05
An appliance dealer sells three different models of upright freezers having 14.5, 16.9, 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 p(x)14.5 .216.9 .519.1 .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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An empty bucket is placed under a faucet dripping at a constant rate of 4 milliliters per minute. with the given information, which of these statements is a reasonable conclusion? a there will be 24 milliliters of water in the bucket after 16 hour. b there will be 60 milliliters of water in the bucket after 14 hour. c there will be 160 milliliters of water in the bucket after 20 minutes. d there will be 100 milliliters of water in the bucket after 40 minutes.
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Mathematics, 21.06.2019 16:50
Kapil needed to buy a long wooden beam. he went to two sawmills that each charge an initial fee plus an additional fee for each meter of wood. the following equation gives the price (in dollars) of a wooden beam from the first sawmill as a function of its length (in meters). p = 5+20xp=5+20x
Answers: 1
An appliance dealer sells three different models of upright freezers having 14.5, 16.9, and 19.1 cub...
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