Question: Copy and complete the table at right. Then answer 3a-d to calculate the correlation coefficient. a. What is the sum of the values for (x

Copy and complete the table at right. Then answer 3a-d to calculate the correlation coefficient.
Copy and complete the table at right. Then answer 3a-d

a. What is the sum of the values for (x - )(y - )?
b. What are and sx?
c. What are and sy?
d. Calculate

Copy and complete the table at right. Then answer 3a-d

e. What does this value of r tell you about the data?
f. Draw a scatter plot to confirm your conclusion in 3e.

x-- 12 8 14 8 18 6 22 3 5-n

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