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A recent survey of 200 randomly selected households showed that 8 had a single male as...

A recent survey of 200 randomly selected households showed that 8 had a single male as the head of household. Forty years ago, a survey of 200 randomly selected households showed that 6 had a single male as the head of household. Use a 0.05 significance level to test the claim that the proportion has changed. Find the P-value.

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