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Linear regression Month=6 Y- sales actual =15 X- advertising actual = 1.3 Y- sales Aproximate = 17. 4407932 Y- difference = -2. 4407932 a= 1.02691218

Linear regression Month=6 Y- sales actual =15 X- advertising actual = 1.3 Y- sales Aproximate = 17. 4407932 Y- difference = -2. 4407932 a= 1.02691218 b= 12.62606 Question: explain why the Y- sales actual is different from the Y- sales Aproximation you obtained using regression formular

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