Question: Sales over the past 10 years are shown below. Using the method of least squares, calculate the values of a and b to complete this

Sales over the past 10 years are shown below.

Sales over the past 10 years are shown below. Using the method of least squares, calculate the values of a and b to complete this regression equation. What is your forecast for next year's sales? Year 1 2 3 4 5 6 7 8 9 10 Sales 1,350 1,640 1,550 1,140 1,420 1,810 1,540 1,690 1,430 1,330 (Do not round intermediate calculations and round your answer to 3 decimal places.) Sales 3.879 X (Do not round intermediate calculations and round your answer to 2 decimal places.) Sales

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