# Question

According to the article “Season’s Cleaning,” the U.S. Department of Energy reports that 25% of people with two-car garages don’t have room to park any cars inside. Assuming this to be true, what is the probability of the following?

a. Exactly 3 two-car-garage households of a random sample of 5 two-car-garage households do not have room to park any cars inside.

b. Exactly 7 two-car-garage households of a random sample of 15 two-car-garage households do not have room to park any cars inside.

c. Exactly 20 two-car-garage households of a random sample of 30 two-car-garage households do not have room to park any cars inside.

a. Exactly 3 two-car-garage households of a random sample of 5 two-car-garage households do not have room to park any cars inside.

b. Exactly 7 two-car-garage households of a random sample of 15 two-car-garage households do not have room to park any cars inside.

c. Exactly 20 two-car-garage households of a random sample of 30 two-car-garage households do not have room to park any cars inside.

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