What are the two main criteria researchers use to evaluate scales?
a. reliability and fragility
b. reliability and validity
c. fragility and validity
d. validity and measurability
Answer: B
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Why would a split-brain patient say that he saw the word "ART" when "HE•ART" is flashed on the screen in front of him?
A. "ART" goes to the left hemisphere, which has the ability to speak B. "ART" goes to the right hemisphere, which has the ability to speak C. "ART" goes to the corpus callosum, which has the ability to speak D. "ART" goes to the thalamus, which has the ability to speak
Which of the following representation types is associated with abstract concepts?
A. Spatial B. Hypothetical C. Propositional D. Depictive
According to the Yerkes-Dodson law, optimum performance on tasks which are simple and direct occurs at levels of arousal that are
a. higher than normal. b. lower than normal. c. moderate. d. almost zero.
The minimum intensity of physical stimulation required to produce any sensation at all in a person is the ________ threshold
a. minimum b. difference c. noticeable d. absolute