A decision maker is interested in estimating the mean of a…

Question Answered step-by-step A decision maker is interested in estimating the mean of a… A decision maker is interested in estimating the mean of a population based on a random sample. She wants the confidence level to be 90% and the margin of error to be ±0.30. She does not know what the population standard deviation is, so she has selected the pilot sample. 8.80 4.89 10.98 15.11 14.79 16.93 1.27 9.06 14.38 5.65 7.24 3.24 2.61 6.09 6.91. Based on this pilot sample, how many more items must be sampled so that the decision maker can make the desired confidence interval estimate? Math Statistics and Probability ECON 2210 Share QuestionEmailCopy link Comments (0)

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