The director of marketing at a large company wants to determine if the amount of money spent on internet marketing is a good predictor of
company profit. She fits a least-squares regression line to 20 months of data and computes the following regression line:
Profit=372.6 + 17.2(advertising dollars)
What is the value of the residual for advertising dollars spent equal to $1,020 and Profit equal to $17,500? Round to the nearest integer.