The following regression model has been proposed to predict sales at a computer store. Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Y=60-2X1+30X2+10X3 Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Where Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â X1= competitorâ€™s previous...

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The following regression model has been proposed to predictsales at a computer store.
Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Y=60-2X1+30X2+10X3
Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Where
Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â X1= competitorâ€™s previous dayâ€™s sales(in $1,000s)
Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â X2=population within 1 mile (in1,000s)
Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â X3=1 if radio advertising was used; 0 if otherwise
What is the estimated regression equation if no radioadvertising was used?
What is the estimated regression equation if radio advertisingwas used?
What is the expected amount of sales attributable to radioadvertising?
Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Y= Sales (in $1,000s)

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The following regression model has been proposed to predict sales at a computer store Y602X130X210X3 Where X1 competitors previous days sales in 1000s X2population within 1 mile in 1000s X3 1 if radio See Answer

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