Which of the following equations would be a suitable equation for a line of best fit for the data in the chart?
Height (in.) Arm span (in.)
42 41
45 43
52 55
48 49
49 49
53 52
59 60
45 44
44 45
60 57

A. y =-x+7
B. y =-x
C. y=x
D. y=x+7

Question

Which of the following equations would be a suitable equation for a line of best fit for the data in the chart?
Height (in.)   Arm span (in.)
42                 41
45                 43               
52                 55
48                 49
49                 49
53                 52
59                 60
45                 44
44                 45 
60                57
 	 
A. y =-x+7
B. y =-x
C. y=x
D. y=x+7

anonymous · Answer

C is what I'd chose.
I know A and B for sure aren't the answers.
D is much more off than C.

anonymous · Answer

I vote for C, too