A Regression Analysis Between Sales (In $1000) and Advertising (In $\hat { y }$

question 118

Multiple Choice

A regression analysis between sales (in $1000) and advertising (in $100) yielded the least squares line $\hat { y }$ = 75 +6x. This implies that if $800 is spent on advertising, then the predicted amount of sales (in dollars) is:

• A)$4875.
• B)$123 000.
• C)$487 500.
• D)$12 300.

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