In an experiment to test the effects of a new pain killing drug, the control group was given a placebo, which initially reduced their pain because the placebo
a. raised their endorphin levels.
b. lowered their endorphin levels.
c. activated the neurilemmas in their receptor sites.
d. deactivated the neurilemmas in the receptor sites.
A
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What is the major purpose of Meichenbaum's self-instruction training?
a. to help adults become more assertive b. to teach depressed persons to change their attributions c. to encourage patients to engage in collaborative empiricism d. to assist children in learning to internalize rules of appropriate behavior
A multiple regression analysis was used to test the values of visual acuity, swing power, and cost of clubs for predicting golf scores. The regression analysis showed that visual acuity and swing power predicted significant amounts of the variability in golf scores, but cost of clubs did not. What can be concluded from these results?
a. Cost of clubs and golf scores are not correlated. b. Cost of clubs adds predictive value above and beyond the predictive value of visual acuity and swing power. c. The regression coefficient of cost of clubs is equal to zero. d. Removing cost of clubs from the overall model will not reduce the model's R2 value significantly.
A person may be prescribed Valium in order to ____ activity
a. ?increase dopamine b. ?increase GABA c. ?decrease serotonin d. ?decrease glutamate
A manner of studying human development that takes into account all phases of life is referred to as the:
plastic nature of development. dynamic-systems theory. life-span perspective. multicontextual effect.