An important difference between theories and hypotheses is that
A) theories do not allow prediction of future behavior and events.
B) hypotheses can be tested and directly verified.
C) theories are specific, while hypotheses are general.
D) theories are only valid during the historical period in which they were created.
B) hypotheses can be tested and directly verified. By definition, theories cannot be directly verified. Rather, they are used to generate specific predictions (hypotheses) that can be tested.
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Substance abuse is most likely when ________ factors are involved
a. genetic b. environmental c. developmental d. genetic, environmental, and developmental
In 1925, why did the APA create the category of associate member for psychologists who held a doctorate but had no scientific publications beyond their dissertation?
a. The APA wanted to create a separate but equal category for applied psychologists. b. The APA had a strong interest in the scientific pursuit of psychological inquiry. c. The APA valued the degree of Psy.D over Ph.D. d. The APA wanted to integrate the fields of applied and experimental psychology.
Research on academic achievement and locus of control typically finds
A. internals perform better academically, but this difference does not surface until students reach college. B. externals perform better academically, but this difference disappears when students reach college. C. internals perform better academically, and this seems to be true at all age levels. D. externals perform better academically, and this seems to be true at all age levels.
Describing a stimulus in terms of _____ defines the modality of the stimulus, rather than its intensity.
a. whether it is visual or auditory b. how loud it is c. how bright it is d. how smooth or rough it is