Piaget's "three-mountain problem" was used to assess preoperational children's
a. animism.
b. egocentric perception.
c. habits of dual representation.
d. appearance/reality distinction.
B
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To find the score that marks the top 25%, we count to the value where 25% of the scores are above.
Answer the following statement true (T) or false (F)
One hypothesis suggests that girls must reach a certain ________________ to trigger pubertal changes such as menarche?
A) amount of body weight B) level of intelligence C) breast size D) brain size
Inverse agonists have a(an) _____________ effect on neurotransmitters.
a. opposite b. decreasing c. increasing d. no
Studies of the offspring of nonschizophrenic co-twins from discordant twin pairs suggest that
A) genetic factors cause schizophrenia, while environmental factors are essentially unimportant. B) the heritability of schizophrenia involves the transmission of a single dominant gene. C) a genetic predisposition to schizophrenia may remain unexpressed in some individuals unless it is released by some unknown environmental factors. D) environmental factors play a more important role than genetic factors in the origin of schizophrenia.