What proportion of American adolescents eat at least one serving of fruit a day?
A) Less than half.
B) Two-thirds.
C) Three quarters.
D) Over 90%.
Answer: A
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A less serious form of major depression is called:
A. dysfunctional mood disorder B. abbreviated mood disorder C. dysthymic disorder D. bipolar II disorder
Recognizing a large class of frequently observed symptoms describes the approach
a. prognostic b. categorical c. labeling d. observational
The independent variable in an experiment is:
a. the behavior that is observed or measured b. different for each participant in an experiment c. the aspect of the environment that is manipulated or changed by the researcher d. an external, uncontrolled factor that changes during the course of the experiment
Which scenario constitutes fabricating the results of a research study?
A) purposely making a computational "mistake" in order to yield favourable statistical results B) suppressing the results of a participant in order to produce a favourable research outcome C) rounding data in such a way as to produce a statistically desirable outcome D) generating fake data to go along with a fictitious study never conducted