Question 5 Some elements of the income statement of ABC Limited are provided below: JF MAMJJ ASON D Sales £k 8000 8800 11200 13600 12800 27200 18400 12800 9600 9600 8800 1200 Cost of Sales £k 4000 4400 5600 6560 7200 14400 8800 6400 4000 4800 3200 5600 Salaries £k 24 24 32 32 36 32 40 48 48 48 48 56 No. Orders K 8 12 10.4 12 11.2 16 16 12 9.6 8.8 8 12 No. Customer Complaints 184 144 56 56 48 40 56 48 56 56 72 160 a) Calculate the correlations between complaints and sales and complaints and orders. Comment on the results. b) Briefly discuss the weaknesses of correlation analysis c) Below are histograms of data sets following either pare to, 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.
Question 5 Some elements of the income statement of ABC Limited are provided below: JF MAMJJ ASON D Sales £k 8000 8800 11200 13600 12800 27200 18400 12800 9600 9600 8800 1200 Cost of Sales £k 4000 4400 5600 6560 7200 14400 8800 6400 4000 4800 3200 5600 Salaries £k 24 24 32 32 36 32 40 48 48 48 48 56 No. Orders K 8 12 10.4 12 11.2 16 16 12 9.6 8.8 8 12 No. Customer Complaints 184 144 56 56 48 40 56 48 56 56 72 160 a) Calculate the correlations between complaints and sales and complaints and orders. Comment on the results. b) Briefly discuss the weaknesses of correlation analysis c) Below are histograms of data sets following either pare to, 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
6th Edition
ISBN:9781119256830
Author:Amos Gilat
Publisher:Amos Gilat
Chapter1: Starting With Matlab
Section: Chapter Questions
Problem 1P
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