A professor compares the number of absences for each student in his class with the student's final grade. The table below lists the absences and grade for each student.

Number of Absences (x) Final Grade (y)
10 55
2 80
7 68
7 65
3 90
6 72
15 38
8 74
1 85
5 80
3 85
4 90

The professor determines that the line of best fit for this data has the equation y=−3.68x+95.25.

Part A:
Explain what the slope of this line means in terms of the context.

Part B:
Explain what the y-intercept of this line means in terms of the context.