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. 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 2 3 1 1 4 5 6 Sales 1,590 ,270 ,760 1.430 1.980 1,300 1,140 1,460 ,570 1,130 8 9 1 10 (Do not round Intermediate calculations and round your answer to 3 decimal places.) Sales= (30.848) (Do not round Intermediate calculations and round your answer to 2 decimal places.) Sales=

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