In a Random Sample of Nine Gasoline Stations in New $\$ 0.08$

Essay

In a random sample of nine gasoline stations in New York City, the prices per gallon of unleaded gas have a standard deviation of $\$ 0.08$ per gallon. In a random sample of 14 gasoline stations in Chicago, the prices per gallon have a standard deviation of $\$ 0.03$ per gallon. Use the $10 \%$ significance level to test the null hypothesis that the price per gallon of gasoline is equally variable in the two cities.