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The monthly incomes for a randomly Selected people, each with a bachelors degree in conomics, are shown on the right . complete parts ( @

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The monthly incomes for a randomly Selected people, each with a bachelors degree in conomics, are shown on the right . complete parts ( @ ) through ( c) below Assume the population is normally costs distributed 4450- 24 4596.95 9346.31 4955-607 4151. 41 3727. 72 4283, 84 4527.52 9407, 64 3946. 08 4013 78 4221. 6 1 A) Find the Sample mean B) find the standard deviation ( @ Construct 2 95% Confidence interval for the population mean "

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