A sample of size = n72 is drawn from a population whose standard deviation is = σ25. Part 1 of 2 (a) Find the margin of error for a 95% confidence interval for μ. Round the answer to at least three decimal places. The margin of error for a 95% confidence interval for μ is. Part 2 of 2 (b) If the sample size were = n89, would the margin of error be larger or smaller?
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Home » Mathematics » A sample of size = n72 is drawn from a population whose standard deviation is = σ25. Part 1 of 2 (a) Find the margin of error for a 95% confidence interval for μ. Round the answer to at least three decimal places.