1 Which graph shows a line of best fit for the scatter plot?
A
Time Watching TV vs. Grade
с
Time Watching TV w. Grade
100
100
80
280
Grade ()
60
Grade (4)
60
40
40
20
20
12
4 8 12 16 20
Time Watching TV per week thours)
16 20
Time Watching TV per week hours)
B
Time Watching TV vs. Grade
D
Time Watching TV vs. Grade
100
100
Grade (6)
60
20
4
12 16 20
Time Watching TV per Week hours)
+
12 16 20
Time Watching TV per week thours)