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Mathematics, 11.12.2019 21:31 graysonisok
Arecent survey of 50 executives who were laid off during a recent recession revealed it took a mean of 26 weeks for them to find another position. the standard deviation of the sample was 6.2 weeks. construct a 95% confidence interval for the population mean. is it reasonable that the population mean is 28 weeks? justify your answer.
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