If Two Variables Are Ratio Scaled and the Relationship Is

Q7: Rho is used where one or both

Q8: Calculate the Pearson r for the following

Q9: In a perfect relationship, _.<br>A) all the

Q10: A correlation coefficient expresses quantitatively the degree

Q11: If scores are z scores and if

Q13: What is the slope for the points

Q14: Assuming a correlation exists, as the range

Q15: The correlation coefficient between heights from the

Q16: r ² is called the coefficient of

Q17: Define biserial coefficient.