In two random samples of household incomes from different counties, the Census Bureau finds that the overall median is $40,000. In County A, 35 of the 60 households exceeded this income. In County B,...

In two random samples of household incomes from different counties, the Census Bureau finds that the overall median is $40,000. In County A, 35 of the 60 households exceeded this income. In County B, 25 of the 60 households exceeded this income. Is there evidence, at α = 5%, that median households differ in the two counties?