A regression analysis between sales (in $1000) and advertising (in $100) resulted in the following least-squares line: = 75 +6x. From this information, if advertising is $800, then what is the predicted amount of sales (in dollars)?
A) $4,875
B) $12,300
C) $123,000
D) $487,500

Question

A regression analysis between sales (in $1000) and advertising (in $100) resulted in the following least-squares line:  = 75 +6x. From this information, if advertising is $800, then what is the predicted amount of sales (in dollars)?
A) $4,875 
B) $12,300 
C) $123,000 
D) $487,500

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The Answer of A regression analysis between sales (in $1000) and advertising (in $100) resulted in the following least-squares line:  = 75 +6x. From this information, if advertising is $800, then what is the predicted amount of sales (in dollars)?
A) $4,875 
B) $12,300 
C) $123,000 
D) $487,500

A Regression Analysis Between Sales (In $1000) and Advertising (In