Regression analysis was applied between sales (Y in $1,000 . and advertising (X in $100), and the following estimated regression equation was obtained. Y = 80 + 6.2 X 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
D
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