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X 12.3.37 Multiply each item by 3, and compute the mean and standard deviation of the new sample. Consider the following sample 25, 28, 31,

X 12.3.37 Multiply each item by 3, and compute the mean and standard deviation of the new sample. Consider the following sample 25, 28, 31, 35, 36, 38, 61 The mean is $ (Round to the nearest cent as needed.)

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