In order to determine whether or not the number of automobiles sold per day (Y) is related to price (X1 in $1,000), and the number of advertising spots (X2), data were gathered for 7 days. Part of the regression results is shown below.
If the company charges $20,000 for each car and uses 10 advertising spots, how many cars would you expect them to sell in a day? (round your answer to an integer)
Coefficient Standard Error
Constant 0.8051
X1 0.4977 0.4617
X2 0.4733 0.0387
Analysis of Variance
Source of Degrees Sum of Mean
Variation of Freedom Squares Square F
Regression 40.7
Error 1.016