Question

Calculate the confidence intervals (CI) at 95% and 99% using Excel for the following data on...

  1. Calculate the confidence intervals (CI) at 95% and 99% using Excel for the following data on shoes:

12, 14,11,12,21,18,11,18,25,30,23,32,15,22,15,25,27,33,30,30,25

(Calculate the full range).

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