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Birthrates the birthrates in the united states for the


Question: BIRTHRATES The birthrates in the United States for the years 1991-2000 are given in the following table. (The birthrate is the number of live births/1000 population.)

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a. Describe a random variable X that is associated with these data.

b. Find the probability distribution for the random variable X.

c. Compute the mean, variance, and standard deviation of X.

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