# A sample of 12 small accounting firms reveals the following numbers of professionals per office.7… 1 answer below »

A sample of 12 small accounting firms reveals the following numbers of professionals per office.7 10 9 14 11 85 12 8 3 13 6 a. Determine the mean absolute deviation.b. Determine the variance.c. Determine the standard deviation.d. Determine the interquartile range.e. What is the z score for the firm that has six professionals? f. What is the coefficient of variation for this sample?

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