A set of data is shown below.

Question

x:
–1
0
1
2
3
4
5

y:
3
7
5
6
7
8

Using a line of best fit, what is the value of the residual for the data at x = 2? Round your answer to the nearest thousandth.

I dont remember line of best fit if you could please explain this problem.

Answer 1

wrong problem please nobody respond