A humane society claims that less than 32% of U.S. households own a dog. In a random sample of 396 U.S.? households, 151 say they own a dog. At alpha = 0.01?, is there enough evidence to support the? society's claim?
?(a) Find the critical? value(s) and identify the rejection? region(s).
The critical? value(s) is/are negative_____
?(Use a comma to separate answers as needed. Round to two decimal places as? needed.)
(b) Find the standardized test statistic.?
(c) Decide whether to reject or fail to reject the null? hypothesis, and? (e) interpret the decision in the context of the original claim.