Question: 27. Determine the range and mean for the following set of numbers: 140, 112, 132, 166, 153, 110. 28. Find the mean and standard deviation

27. Determine the range and mean for the following set of numbers: 140, 112, 132, 166, 153, 110. 28. Find the mean and standard deviation for the following set of numbers: 40, 34, 42, 26, 28. 29. Find the mean and standard deviation for the following set of numbers: 12, 7, 13, 8

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