Multiple Choice
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
Correct Answer:

Verified
Correct Answer:
Verified
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