Question #4: Below are the levels of self-control and the numbers of prior arrests for a group of offenders. Use the information to answer questions 4a through 4d. Levels of Self-Control # of Criminal Friends 10 4a) Calculate the correlation coefficient. (5 points). 4b) Interpret the above correlation coefficient. That is, describe the direction and magnitude of the association between levels of self-control and numbers of prior arrests (5 points). 4c) Calculate the coefficient of determination between levels of self-control and numbers of prior arrests (2 points) 4d) How much of the variance in the relationship between these two variables is accounted for? How much of the variance is unaccounted for? (3 points)