Your high-school-aged sister is one of the school's best sprinters and she's also a starting forward on two different soccer teams. During free periods, she spends time in the weight room with her teammates and coaches. Your family and other students at her school consider her a jock. What type of group does being a jock signify that she's a member of?

To go from the equation in the previous problem to the equation for t we must

a. substitute sample means for population means. b. substitute sample variances for population variances. c. substitute sample standard deviations for population variances. d. draw very large samples.

The accuracy of responses to the questions of a self-report test may be affected by _______.

a. how personal the questions are b. the motivation of the respondent c. how the questions are worded d. all of the above

In order for change to occur in clients, the behavior therapist attempts to ____

a. ?uncover the internal conflicts within the client b. ?show clients the effects of their own thinking c. ?change the environment to produce different behaviors d. ?present an environment in which the client feels safe to explore and make choices

To investigate mother-infant relationships, which of the

following researchers separated baby rhesus monkeys from their mothers at birth and replaced them with wire and terry cloth surrogate (substitute) mothers? a. B. F. Skinner b. Harry Harlow c. Jerome Kagan d. Jean Piaget