A very cohesive group, insulated from outside opinion, with a respected leader, must make a decision quickly. As they deliberate, this group should be especially aware of the phenomenon called
a) groupthink.
b) deindividuation.
c) group polarization.
d) social facilitation.
A
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What genetic factors could be involved in the development of PTSD?
a. two short alleles (SS genotype) of the serotonin transporter gene b. dysregulation of the HPA axis c. one long allele (SS genotype) of the serotonin transporter gene d. dysregulation of the sympathetic nervous system
Which type of schizophrenia is marked by stupor, rigidity, unresponsiveness, posturing, mutism, and, sometimes, agitated, purposeless behavior?
a. catatonic b. paranoid c. disorganized d. undifferentiated
In order to increase the probability of rejecting the null hypothesis, we should ____ treatment variance and ____ error variance
a. maximize; maximize b. maximize; minimize c. minimize; maximize d. minimize; eliminate
When a child applies a word in a much narrower sense than is needed—for example, thinking that the word "house" refers only to their own house—they are engaging in
A) overextension. B) overregulation. C) underextension. D) underregulation.