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Confidence intervals for proportions a. What is the formula for a confidence interval for the proportion? b. What Excel command do you use to calculate

Confidence intervals for proportions

a. What is the formula for a confidence interval for the proportion?

b. What Excel command do you use to calculate the margin of error for the confidence interval for the proportion?

c. What is the sampling distribution you use?

d. When you calculate the confidence interval for the proportion, what is the formula you use to estimate the standard deviation?

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