1 (1 point) A positive correlation between two variables indicates that, as the score of one variable increases, the score of the other increases. Question 1 options: True False Question 2 (1 point) In a negative correlation, as the score of one variable decreases, the score on the second variable also decreases. Question 2 options: True False Question 3 (1 point) A perfect negative relationship between two variables is expressed as r = 0. Question 3 options: True False Question 4 (1 point) To determine the proportion of variability in one variable that can be accounted for or explained by the variability of a second variable, you would calculate a correlation coefficient, then square it. Question 4 options: True False