Question: answer with excel please and details * Question Completion Status: PU Mark Price, the new productions manager for Speakers and Company, needs to find out

answer with excel please and details

* Question Completion Status: PU Mark Price, the new productions manager for Speakers and Company, needs to find out the effect of advertising on the demand for their line of stereo speakers. He wants to use regression analysis for this purpose. Following information is collected over the past 12 years. Make a regression based forecast and measure its accuracy using MAD. Year Sales/Unit Advertising (thousands) ($000) 1 400 600 2 700 835 3 900 1100 4 1300 1400 5 1150 1200 6 1200 1300 7 900 900 8 1100 1100 9 980 700 900 10 1234 700 11 925 690 12 800 T-:E 3 (12pt) T T T Arial

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