The table and scatter plot show the time spent texting, x, and the time spent exercising, y, by each of 10 students last week.
The equation of the line of best fit is y= -0.4x + 6.78.
2.8
Time spent
exercising
(in hours)
Time spent time spent
texting, x exercising, y
(in hours) (in hours)
2.0
6.55
2.2
5.48
7.00
3.5
5.15
4.0
4.50
4.5
4.30
5.0 5.45
5.5
3.31
5.5
6.10
5.50
Time spent texting
(in hours)
Use the equation of the line of best fit to fill in the blanks below.
Give exact answers, not rounded approximations.