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a) Calculate the correlations between complaints and sales and complaints and orders. Comment on the results. b) Briefly discuss the strengths/weaknesses of correlation analysis using academic sources. c) Below are histograms of data sets following either pareto, normal or uniform distribution. Identify which distribution most likely generated each histogram and justify your choice. Additionally, state whether more data would be required for confirmation of these decisions.

a) Calculate the correlations between complaints and sales and complaints and orders. Comment on the results. b) Briefly discuss the strengths/weaknesses of correlation analysis using academic sources. c) Below are histograms of data sets following either pareto, normal or uniform distribution. Identify which distribution most likely generated each histogram and justify your choice. Additionally, state whether more data would be required for confirmation of these decisions.

MATLAB: An Introduction with Applications
MATLAB: An Introduction with Applications
6th Edition
ISBN:9781119256830
Author:Amos Gilat
Publisher:Amos Gilat
Chapter1: Starting With Matlab
Section: Chapter Questions
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a) Calculate the correlations between complaints and sales and complaints and orders. Comment on the results.

b) Briefly discuss the strengths/weaknesses of correlation analysis using
academic sources.

c) Below are histograms of data sets following either pareto, normal or uniform distribution. Identify which distribution most likely generated each histogram and justify your choice. Additionally, state whether more data would be required for confirmation of these decisions.

Some elements of the income statement of XYZ Limited are provided below: M J J A 128 272 184 128 Sales (Ek) Cost of sales (Ek) Salaries (Ek) No. orders K No. customer complaints J 80 F 88 M 112 40 44 56 A 136 65 72 144 88 64 24 24 32 32 36 32 40 48 48 184 144 56 56 48 S O N 96 96 88 40 56 48 40 48 32 56 80 120 104 120 112 160 160 120 96 88 80 120 56 D 120 48 48 56 56 72 160
Transcribed Image Text:Some elements of the income statement of XYZ Limited are provided below: M J J A 128 272 184 128 Sales (Ek) Cost of sales (Ek) Salaries (Ek) No. orders K No. customer complaints J 80 F 88 M 112 40 44 56 A 136 65 72 144 88 64 24 24 32 32 36 32 40 48 48 184 144 56 56 48 S O N 96 96 88 40 56 48 40 48 32 56 80 120 104 120 112 160 160 120 96 88 80 120 56 D 120 48 48 56 56 72 160
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