The study of human strengths, virtues, and optimal behavior is called psychology

Compared to late-onset delinquents, as adults, early-onset delinquents are

A) equally as likely to be arrested. B) less likely to engage in criminal activities. C) more likely to have substance abuse and marital problems. D) less likely to be unemployed.

Professor Jones has observed a correlation between students sitting in the front of the room and getting better grades in her classes. In order to conduct an "experiment" on this, Professor Jones could

a) collect data on student study habits. b) assign students randomly to seats. c) adjust her data for overall grade point average. d) obtain similar data from other professors and classes.