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A random sample of size n=100 yielded p=0.72 a. Is the sample size large enough to use the large sample approximation to construct a confidence

A random sample of size n=100 yielded

p=0.72

a. Is the sample size large enough to use the large sample approximation to construct a confidence interval forp? Explain.

b. Construct a 99% confidence interval for p.

c. Interpret the 99% confidence interval.

d. Explain what is meant by the phrase "99% confidenceinterval."

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