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What is the z score for the firm that has six professionals

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Reference no: EM131670499

Question: A sample of 12 small accounting firms reveals the following numbers of professionals per office.

7      10      9     14       11      8

5      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?

Reference no: EM131670499

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