APFIVE Linear Regression Slope Interpretation
In a regression model predicting boxes of popcorn sold from theater attendance, if the regression equation is given by $$\hat{y} = a + 2*x$$, what does the slope of 2 represent?
A
There is no change in popcorn sales with changes in attendance.
B
Attendance increases by 2 people for every additional box of popcorn sold.
C
For every additional attendee, approximately 2 more boxes of popcorn are sold on average.
D
The total number of popcorn boxes sold is twice the total attendance.
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