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Assume that 26.8% of people have sleepwalked. Assume that in a random sample of 1496 adults, 408 have sleepwalked. a. Assuming that the rate of

Assume that 26.8% of people have sleepwalked. Assume that in a random sample of 1496 adults, 408 have sleepwalked.

a. Assuming that the rate of 26.8% iscorrect, find the probability that 408 or more of the 1496 adults have sleepwalked.

b. Is that result of 408 or more significantlyhigh?

c. What does the result suggest about the rate of 26.8%?

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