B4. Listed below are the commissions earned ($000) last year by a sample of 15 sales representatives at Furniture Patch Incorporated. Commissions 4.5 16.9 15.1 6.3 17.4 7.6 18.9 10.9 22.3 b) Determine the first and third quartiles. 12.1 35.5 13.6 43.2 14 79.1 a) Determine the mean, median, and standard deviation. (Enter your answers in thousands and round your answers to 2 decimal places.) c) Determine the coefficient of skewness using Pearson's method. (Round your answer to 3 decimal places.)
B4. Listed below are the commissions earned ($000) last year by a sample of 15 sales representatives at Furniture Patch Incorporated. Commissions 4.5 16.9 15.1 6.3 17.4 7.6 18.9 10.9 22.3 b) Determine the first and third quartiles. 12.1 35.5 13.6 43.2 14 79.1 a) Determine the mean, median, and standard deviation. (Enter your answers in thousands and round your answers to 2 decimal places.) c) Determine the coefficient of skewness using Pearson's method. (Round your answer to 3 decimal places.)
MATLAB: An Introduction with Applications
6th Edition
ISBN:9781119256830
Author:Amos Gilat
Publisher:Amos Gilat
Chapter1: Starting With Matlab
Section: Chapter Questions
Problem 1P
Related questions
Question

Transcribed Image Text:B4. Listed below are the commissions earned ($000) last year by a sample of 15 sales representatives at
Furniture Patch Incorporated.
Commissions 4.5
16.9
15.1
6.3
17.4
7.6
18.9
10.9
22.3
b) Determine the first and third quartiles.
12.1
35.5
13.6
43.2
14
79.1
a) Determine the mean, median, and standard deviation. (Enter your answers in thousands and
round your answers to 2 decimal places.)
c) Determine the coefficient of skewness using Pearson's method. (Round your answer to 3 decimal
places.)
d) Determine the coefficient of skewness using the software method. (Round your answer to 3
decimal places.)
e) What do you conclude about the shape of the distribution of commissions? mild positive
skewness or mild negative skewness?
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