A woman is part of an investigation in which she is asked to take an intelligence test and then is informed that she will have to take the same test again in approximately two weeks
The method by which the investigators in this study are measuring reliability is called ________ reliability.
a. test-retest
b. parallel forms
c. internal consistency
d. split-half
Answer: a. test-retest
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The grapevine is informal communication.
Answer the following statement true (T) or false (F)
Obtaining precise temporal information about the time course of mental operations is achieved by using
a. magnetic resonance imaging. c. event-related potentials. b. positron emission tomography. d. radioactive tracers.
A group of chemists who have been working together on a
new diet pill for the last four years meet to discuss their new drug. Over the years, they have all come to respect each other and have formed a close bond. Upon discussing the effectiveness and safety of the diet pill, many members of the group found themselves agreeing with most of the comments that were made. No one seemed to pay much attention to the fact that some of the subjects in the clinical trials of that drug became ill. What psychological phenomenon occurred here? a) social facilitation b) group polarization c) cognitive dissonance d) groupthink
An eating disorder characterized by bingeing and purging is
A) myopia. B) nervosic. C) anorexia nervosa. D) bulimia.