# Question: In a sample of 30 observations the number of successes

In a sample of 30 observations the number of successes equals 18.

a. Construct the 88% confidence interval for the population proportion of successes.

b. Construct the 98% confidence interval for the population proportion of successes.

c. What happens to the margin of error as you move from an 88% confidence interval to a 98% confidence interval?

a. Construct the 88% confidence interval for the population proportion of successes.

b. Construct the 98% confidence interval for the population proportion of successes.

c. What happens to the margin of error as you move from an 88% confidence interval to a 98% confidence interval?

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