Suppose that a recent poll found that 43% of adults believe that the overall state of moral values is poor. Complete par

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Suppose That A Recent Poll Found That 43 Of Adults Believe That The Overall State Of Moral Values Is Poor Complete Par 1 (32.22 KiB) Viewed 36 times

Suppose that a recent poll found that 43% of adults believe that the overall state of moral values is poor. Complete parts (a) through (c). CHIS (a) For 450 randomly selected adults, compute the mean and standard deviation of the random variable X, the number of adults who believe that the overall state of moral values in poor The mean of X is (Round to the nearest whole number as needed.) The standard deviation of X is (Round to the nearest tenth as needed.) (b) Interpret the mean. Choose the correct answer below. OA For every 450 adults, the mean is the range that would be expected to believe that the overall state of moral values is poor. OB. For every 194 adults, the mean is the maximum number of them that would be expected to believe that the overall state of moral values is poor. OC. For every 450 adults, the mean is the minimum number of them that would be expected to believe that the overall state of moral values is poor OD. For every 450 adults, the mean is the number of them that would be expected to believe that the overall state of moral values is poor (c) Would it be unusual if 185 of the 450 adults surveyed believe that the overall state of moral values is poor? O Yes O No