The Abecedarian study, which provided full-day, year-round education to low-income African American children from 6 weeks to 5 years of age, __________.
A. produced benefits for cognitive skills but not for social behavior compared to the control group
B. had benefits for progress in school but did not reduce delinquency compared to the control group
C. did not affect the likelihood of repeating a grade or being in special education classes
D. led to higher attendance at four-year colleges, compared to the control group
Answer: D
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When Felix and Oscar go out to dinner with friends, Felix brings a calculator so that he can figure out his exact share of the bill. Oscar thinks Felix is a tightwad and finds his behavior embarrassing. Freud would be most likely to attribute Felix's stingy behavior to
a. an unresolved Electra complex. b. stressful toilet-training. c. the collective unconscious. d. a big ego.
_______________ allows scientists to see the neural activity associated with each of the series of steps associated with a thought in real time
a. ERPs b. TMS c. EEGs d. MRIs
A(n) ________ comparison is made when groups are independent
A) between-subjects B) control C) experimental D) within-subjects
Which of the following correctly describes neuron proliferation:
A) most neurons are present in the brain by the seventh month after conception B) about 250,000 new neurons are added every day during neuron proliferation C) after birth, the brain does not grow because synaptic pruning counterbalances neuron proliferation D) all of the above