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You select a sample of 81 elements from a population with that is normally. distributed with a standard deviation of 72. The sample mean is
You select a sample of 81 elements from a population with that is normally. distributed with a standard deviation of 72. The sample mean is 210. You are asked to construct a 95% confidence interval for u. The lower bound (or lower limit) for that interval is ... (NOTE: Round your final answer to 2 decimal places - such as 14.12 or 31.00 or 99.55) Your
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Mathematics for Economics and Business
Authors: Ian Jacques
9th edition
129219166X, 9781292191706 , 978-1292191669
