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8. A management consultant has been hired to determine the relationship between Sales volume and the number of salespersons. The data for a random sample

8. A management consultant has been hired to determine the relationship between Sales volume and the number of salespersons. The data for a random sample of five companies are listed below. Company A B D E Salespersons Volume of Sales (000s) X 1000 120 800 101 600 50 5 30 2 75 | 2480 303 a) Determine the regression equation. (4 marks) b) Compute the coefficient of correlation. Round to 4 decimal places. (4 marks) c) Calculate the sales volume if the number of salespeople is 300. (2 marks)

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