Listed below are the commissions earned ($000) last year by a sample of 15 sales representatives at Furniture Patch Inc.

$4.4

$6.0

$7.5

$11.0

$12.2

$13.6

$15.4

$15.8

$16.7

$17.4

$18.7

$22.3

$37.9

$43.2

$83.4

a.Determine the mean, median, and the standard deviation.(Round your answers to 2 decimal places.)

Mean$Median$Standard deviation$

b.Determine the coefficient of skewness using Pearson's method.(Round your answer to 3 decimal places.)

Coefficient of skewnes?

c.Determine the coefficient of skewness using the software method.(Round your answer to 2 decimal places.)

Coefficient of skewness?