Question: HW: 8.1 Confidence Intervals for a Population Mean,. Question 5 of 9 (1 point) | Question Attempt: 1 of 3 v 2 v 3 =

HW: 8.1 Confidence Intervals for a Population Mean,. Question 5 of 9 (1 point) | Question Attempt: 1 of 3 v 2 v 3 = 4 5 6 7 8 9 A sample of size n = 81 is drawn from a population whose standard deviation is o = 28. Find the margin of error for a 90% confidence interval for u. Round the answer to at least three decimal places. The margin of error for a 90% confidence interval for u is X

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