Question

The graph below plots the values of y for different values of x:

Plot the ordered pairs 1, 3 and 2, 4 and 3, 9 and 4, 7 and 5, 2 and 6, 18

Which correlation coefficient best matches the data plotted on the graph?

0.5
0.8
0.9
1.0

Answer 1

Uh hard to tell but all the x's are 1 units away but y's aren't so..mhm

Answer 2

Ok

Answer 3

I'm not entirely sure, here give this a read: https://www.mathsisfun.com/data/correlation.html

I haven't done this in ages, but the y values are sort of confusing me here haha.