Assume that a sample is used to estimate a population proportion p. Find the 99.9% confidence interval for a sample of size 161 with 13% successes. Enter your answer as an open-interval (i.e., parentheses) using decimals (not percents) accurate to three decimal places. C.I. = Submit Question

Q: Assume that population proportion is to be estimated from the sample described. Use the sample…

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Q: Assume that population proportion is to be estimated from the sample described. Use the sample…

A: sample size(n)=515sample proportion=0.20Confidence level=95%

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Q: Assume that population proportion is to be estimated from the sample described. Use the sample…

A: Givensample size(n)=565sample proportion(p^)=0.2α=1-0.95=0.05α2=0.025zc=zα2=z0.025=1.96   (from z…

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Q: Assume that a sample is used to estimate a population proportion p. Find the 95% confidence interval…

A: Given data,n=258x=115Find the 95% confidence interval

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Q: Assume that population proportion is to be estimated from the sample described. Use the sample…

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A: x=240  n=300  p= 240/300 = 0.8 q = 1-p = 1-0.8 = 0.2

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A: Given problem is :