Question: 5.55 Use the Normal approximation. Suppose that we toss a fair coin. Use the Normal approximation to find the probability that the sample proportion of

5.55 Use the Normal approximation. Suppose that we toss a fair coin. Use the Normal approximation to find the probability that the sample proportion of heads is

a. between 0.45 and 0.55 when n=100

.

b. between 0.48 and 0.52 when n=625

.

c. Use these results to describe the relationship between the sample size and the precision of the estimate 26 p^ .

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