A. Find the correlation coefficient from the data set below.

X: 3020121511

Y: 25151090

B. Interpret the meaning of the correlation number

2. Fill in the blanks to complete the following statements:4 x1 = 4

A. Correlation coefficients range from ________ to __________.

(over please)

B. A correlation coefficient of ____indicates a perfect positive

relationship.

C. A correlation coefficient of _________ indicates a perfect negative

relationship.

D. A correlation coefficient of _________ indicates no relationship between variables.

3.What is the value of R² for a regression line to be the line of best fit?

4. In the regression equation Y= -bx + c,3x1=3

what is the

A. independent variable?

B. dependent variable?

C. what does the letter 'c' represent?

5.The formula for a regression equation is = 5x - 7.

What would be predicted y score for a person scoring 5 on x?

6. What is the name of the regression if it involves more than one independent

variable?

7. What does the error term tell about a regression?