Which of the following is NOT an assumption of the t test for independent groups?
a. The data are interval or ratio.
b. The underlying distributions are bell-shaped.
c. The observations are independent.
d. There is no homogeneity of variance.
d
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Which statement about sexual abuse offenders is true? a. Sexual abuse offenders only target female children
b. Sexual abuse offenders often have good social skills. c. Sexual abuse offenders often gradually indoctrinate children into sexual activity. d. Sexual abuse offenders have close trusting family relationships.
The fact that we sometimes eat when we are not hungry in the biological sense of requiring more energy is a problem for the ____ theory of motivation.?
a. ?drive-reduction b. ?arousal c. ?incentive d. ?classical
The primary effect of endorphins is to ________
a. reduce pain but also reduce pleasure. b. heighten pain and reduce pleasure. c. flatten mood and emotional expression. d. reduce pain and promote pleasure.
When you freely choose to do something for enjoyment or to improve your abilities, your motivation is usually intrinsic, according to the theory
a. arousal b. Yerkes-Dodson c. self-determination d. James-Lange