Thorndike's law of effect states that
a. people learn more efficiently than rats.
b. learning cannot occur in a single trial.
c. learning is quickly forgotten if the relevant situation is not re-experienced.
d. behaviors followed by negative outcomes are less likely to be repeated.
D
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What is one way to determine whether a given cell in the primary visual cortex is "simple" or "complex"?
a. the shape of its receptive field b. whether its receptive field is monocular or binocular c. whether it can respond equally to lines in more than one location d. whether it is sensitive to the orientation of the stimulus
Explaining differences in running speed as a function of differences in muscle fiber types is an example of a(n) ____ explanation
a. ontogenetic b. physiologicalphysiological c. evolutionary d. functional
Halley is 40 years old and she and her daughter Berry, 20, are both currently pregnant. Which statement with regard to these two mothers is most accurate?
a. Berry has a greater risk of giving birth to a baby with sickle-cell anemia b. Halley is twice as fertile as Berry. c. Berry's odds of having a baby with Down syndrome are three times higher than Halley's. d. Halley has a greater risk of having a miscarriage.
In family studies of trait heritability, concordance rates are calculated instead of correlations when
a. the trait phenotype appears in an all-or-none fashion. b. the trait is continuous and can assume many values. c. the phenotype is invisible and unnoticed. d. females, rather than males, are the focus of study.