Question: Chapter Seven 1) Find a Confidence interval for the true Population Proportions if n = 135, x = 80, and the level of confidence is

Chapter Seven 1) Find a Confidence interval for the true Population Proportions if n = 135, x = 80, and the level of confidence is 95% (calculator). 2) Find the sample size need to find the Population Proportion if the margin of error is 5%, the confidence level is 99%, and the sample proportion is .39

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