Question

1) Construct the scatter plot for the following. From the plot does there appear to be a linear correlation?

x	2	-4	-2	-1	-2	-1	-4	6	-5	-2
y	-1	-7	2	-7	4	-2	-5	4	-4	-5

2) Find the value of the linear correlation coefficient.

3) Perform a hypothesis test on the claim that there is a linear correlation. Does there appear to be a linear correlation? Why or why not?

Answer 1

1)

2)

3)