Last week Maria took a personality test which told her she was highly extraverted. This week she took the same test and it told her she was extremely introverted. What does this test likely lack?
A. internal validity
B. external validity
C. reliability
D. generalizability
Answer: C
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The most critical aspect of Bandura's Theory of Self-Efficacy is the notion of
A. Successful performance. B. Vicarious experience. C. Verbal persuasion. D. Emotional arousal.
After taking part in a memory experiment, Clare's instructor reported her savings score was 50 percent. How did the instructor explain this score?
a) She recalled half the items on a recall test. b) She recognized half the items on a recognition test. c) She recalled half the items in order on a serial recall test. d) She needed half as many trials to relearn as in the original learning.
The standard deviation of the z distribution equals _________
a. 0 b. 1 c. the variance of the z distribution d. 0 and the variance of the z distribution
Which of the following psychoactive substances is in the same class as caffeine and methylphenidate?
A. Cocaine B. Alcohol C. Nicotine D. Marijuana