When John Key first began to inject heroin, he experienced numerous physiological and emotional reactions to the drug. After several injections, John Key noticed that he has a craving to "shoot up" every time he sees a syringe. This craving is called a(n)
a. unconditioned stimulus
b. conditioned stimulus
c. unconditioned response
d. conditioned response
d
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As a result of higher cortical arousal levels, introverts:
a. exhibit greater sensitivity to low-level stimuli than extraverts. b. have higher pain thresholds than extraverts. c. need, and actively seek, excitement and stimulation. d. react less strongly than extraverts to sensory stimulation.
Selective avoidance is deliberately seeking and attending to information that is consistent with one's attitudes
Indicate whether the statement is true or false
In many patched-up designs, researchers systematically increase the number of _____________ in a quasi-experimental design
A) experimental groups B) independent variables C) dependent variables D) control groups
Standardization refers to the fact that
a. the factor loadings on a test are all equal. b. a test is administered in the same manner. c. the test is free of cultural and linguistic biases. d. the test is valid for all age groups. e. the length of the test items is always the same.