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QUESTION
A humane society claims that 30% of U.S. households own a cat. In a random sample of 200 U.S. households, 72 say they own a cat. At alpha=0.05, is
A humane society claims that 30% of U.S. households own a cat. In a random sample of 200 U.S. households, 72 say they own a cat. At alpha=0.05, is there enough evidence to reject the society's claim? showing each important step. Use critical values and critical regions.
