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1. Assume that a sample is used to estimate a population proportion p. Find the 98% confidence interval for a sample of size 339 with 198 successes. Enter your answer as a tri-linear inequality using

1. Assume that a sample is used to estimate a population proportion p. Find the 98% confidence interval for a sample of size 339 with 198 successes. Enter your answer as a tri-linear inequality using decimals (not percent) accurate to three decimal places.     < p <  

2. Assume that a sample is used to estimate a population proportion p. Find the 98% confidence interval for a sample of size 311 with 13% successes. Enter your answer as a tri-linear inequality using decimals (not percent) accurate to three decimal places.  < p <  

3. Assume that a sample is used to estimate a population proportion p. Find the 90% confidence interval for a sample of size 153 with 39 successes. Enter your answer as an open-interval (i.e., parentheses) using decimals (not precents) accurate to three decimal places.C.I. =

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