For Exercises perform the following steps. a. Draw the scatter plot for the variables. b. Compute the

Question:

For Exercises perform the following steps.

a. Draw the scatter plot for the variables.
b. Compute the value of the correlation coefficient.
c. State the hypotheses.
d. Test the significance of the correlation coefficient at α = 0.05, using Table I.
e. Give a brief explanation of the type of relationship.
Assume all assumptions have been met.

The annual energy consumption in billions of Btu for both natural gas and coal is shown for a random selection of states. Is there a linear relationship between the variables?