A regression analysis between sales (in $1000) and advertising (in $100) resulted in the following least squares line: $\hat { y } = 75 + 6 x$ . This implies that if advertising is $800, then the predicted amount of sales (in dollars) is:
A)$4875
B)$123,000
C)$487,500
D)$12,300

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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: $\hat { y } = 75 + 6 x$ . This implies that if advertising is $800, then the predicted amount of sales (in dollars) is:
A)$4875
B)$123,000
C)$487,500
D)$12,300

A Regression Analysis Between Sales (In $1000) and Advertising (In y^=75+6x\hat { y } = 75 + 6 xy^​=75+6x

A Regression Analysis Between Sales (In $1000) and Advertising (In $\hat { y } = 75 + 6 x$