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Suppose that a poll taken 10 years ago found that 52% of parents spank their children. Suppose a recent poll of 400 adults with children

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Suppose that a poll taken 10 years ago found that 52% of parents spank their children. Suppose a recent poll of 400 adults with children nds that 178 indicated that they spank their children. Assuming parents' attitude toward spanking has not changed since the original poll, how many or the 400 parents surveyed would be expected to spank their children? Do the results of the survey suggest that parents attitude toward spanking may have changed since the original poll? Why? . ,7. (I) We would expect [3 parents to spank their children. (Round to the nearest whole number as needed.) Do the results of the survey suggest that parents' attitude toward spanking may have changed smce the original poll?l Choose the correct answer below. 0 A. No, 178 is within two standard deviations of the expected number or adults who spank. O 3_ Yes. 178 is more than two standard deviations from the expected number ol adults who spank O c, Yes. 178 is less than the expected amount of adults that spank their children. 0 D, No, 178 is within one standard deviation of the expeded number of adults who spank

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