Researchers in the Family Life Project study of families in rural Appalachia and North Carolina found that executive functioning was lowest when children __________.
A. experienced food insecurity
B. had low family income
C. had high levels of cumulative risk
D. were exposed to environmental stress
Answer: C
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Which of the following researchers is known for identifying the capacity of short-term memory as "seven plus or minus two" items?
a. Richard Atkinson b. Hermann Ebbinghaus c. George Miller d. George Sperling
The importance of the underlying assumption of normality behind a one-sample means test
a. depends on how fussy you are. b. depends on the sample size. c. depends on whether you are solving for t or z. d. doesn't depend on anything.
In the late 1800s, the emphasis on a biological cause of mental disorder ironically resulted in reduced interest in treatments for mental patients because it was thought that
A. physicians should devote more time to the physically ill. B. patients would improve more rapidly if they were not hospitalized. C. the hospital staff was not adequately trained to administer new treatments. D. mental illness due to brain pathology was incurable.
In a __________ research design, each participant is used as his or her own control, perhaps by having his or her behaviors compared before and after receiving a treatment
FIll in the blank with correct word.