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

question 61

Multiple Choice

Regression analysis was applied between sales (in $1000s) and advertising (in $100s) , and the following regression function was obtained. ? $\hat { y }$ = 80 + 6.2x
?
Based on the above estimated regression line, if advertising is $10,000, then the point estimate for sales (in dollars) is _____.

• A) $62,080
• B) $142,000
• C) $700
• D) $700,000

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