Brain differences common to schizophrenia include ____
a. larger than normal cerebral ventricles
b. a proliferation of glial cells
c. loss of axons between the substantia nigra and the basal ganglia
d. a heavier forebrain
a
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According to the ethical guidelines for psychological research with humans, if you agree to be a participant in a research study, you would understand that you
a. will not be exposed to harmful or dangerous treatments. b. will not be exposed to deception. c. have to commit to participating in the entire research study. d. do not have the right to privacy.
Based on recent figures, poverty is defined as a household income level below __________ per year for a family of four.
A. $15,034 B. $19,229 C. $28,290 D. $34,562
Conditioned reinforcers are useful when using shaping because they:
a. enable rapid delivery of reinforcers b. are more powerful than unconditioned reinforcers c. prevent satiation from occurring d. A and C
This is the average variance across the two samples.
A. sample means B. pooled variance C. pooled means D. sample variance