7) (4pts each) Suppose that the age people learn to drive in the United States follows a uniform distribution between the ages of 14 and 20 years old. a) Find the mean and standard deviation of this distribution. b) What is the probability that a person chosen at random learned to drive between the ages of 15.5 and 17 years old.

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Suppose that the age people learn to drive in the United States follows a uniform distribution between the ages of 14 and 20 years old.

7) (4pts each) Suppose that the age people learn to drive in the United States
follows a uniform distribution between the ages of 14 and 20 years old.
a) Find the mean and standard deviation of this distribution.
b) What is the probability that a person chosen at random learned to drive
between the ages of 15.5 and 17 years old.
Transcribed Image Text:7) (4pts each) Suppose that the age people learn to drive in the United States follows a uniform distribution between the ages of 14 and 20 years old. a) Find the mean and standard deviation of this distribution. b) What is the probability that a person chosen at random learned to drive between the ages of 15.5 and 17 years old.
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