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on 1
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An experiment consists of making 80 telephone calls in order to sell a particular insurance
policy. The random variable in this experiment is the number of sales made. This random
variable is a
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n 2
10 out of 10 points
An experiment consists of measuring the speed of automobiles on a highway by the use of
radar equipment. The random variable in this experiment is speed, measured in miles per hour.
This random variable is a
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Questio
n 3
10 out of 10 points
A description of how the probabilities are distributed over the values the random variable can
assume is called a
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n 4
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A measure of the average value of a random variable is called a(n)
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n 5
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A weighted average of the value of a random variable, where the probability function provides
weights is known as
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n 6
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The expected value of a discrete random variable
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 Fall '08
 PLKitchin

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