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Mathematics, 13.07.2020 19:01 mvtthewisdead

Suppose that a poll taken 10 years ago found that 55% of parents spank their children. Suppose a recent poll of 500 adults with children finds that 242 indicated that they spank their children. Complete parts (a) and (b) below. (a) Assuming parents' attitude toward spanking has not changed since the original poll, how many of the 500 parents surveyed would be expected to spank their children?

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Suppose that a poll taken 10 years ago found that 55% of parents spank their children. Suppose a rec...

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