Cities were randomly selected from the list of the 50 largest cities in the United States (based on population). The areas of each in square miles are indicated below. Is there sufficiente vidence to conclude that the variance in area is greater for eastern cities than for western cities at α = 0.05?
At α = 0.01?

a. State the hypotheses and identify the claim.
b. Find the critical value(s).
c. Compute the test value.
d. Make the decision.
e. Summarize the results.

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Eastern Westerin Atlanta, GA Columbus, OH Louisville, KY New York, NY Philadelphia, PA Washington, DC Charlotte, NC 132 210 385 303 135 61 242 Albuquerque, NM Denver, CO Fresno, CA Las Vegas, NV Portland, OR Seattle, WA 181 104 113 134 84