Listed below are the commissions earned ($000) last year by a sample of 15 sales representatives at Furniture Patch Incorporated $ 6.3 $ 18.9 $ 7.6 $ 22.3 $ 10.9 $ 35.5 $ 13.6 $ 79.1 $ 14.0 $ 15.1 $ 16.9 $ 4.5 $ 17.4 $ 12.1 $ 43.2 Click here for the Excel Data File a. Determine the mean, median, and the standard deviation. (Enter your answers in thousands and round your answers to 2 decimal places.) Mean $ 21.15 Median $ 15.10 Standard deviation b. Determine the coefficient of skewness using Pearson's method. (Round your answer to 3 decimal places.) Coefficient of skewness

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