Suppose that 45 percent of the population favors a certain candidate in an upcoming election. If a

Question:

Suppose that 45 percent of the population favors a certain candidate in an upcoming election. If a random sample of size 200 is chosen, find

(a) the expected value and standard deviation of the number of members of the sample that favor the candidate;

(b) the probability that more than half the members of the sample favor the candidate.

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