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1) find Z ∝ /2 for ∝ =0.08 2) For the following data values below, construct...

1) find Z ∝ /2 for ∝ =0.08

2) For the following data values below, construct a 95% confidence interval if the sample mean is known to be 12,898 and the standard deviation is 7719. (Round to the nearest tenth) (Type your answer in using parentheses! Use a comma when inputing your answers! Do not type any unnecessary spaces! List your answers in ascending order!) for example: (0.45,0.78)

  1. 17,688, 0.001, 19,629, 12,408, 14,765
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