A variable that is truncated and has limited variability is said to have _____
a. directionality
b. a third variable
c. causality
d. a restricted range
d
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Hallucinogenic drugs produce sensations and perceptions in the absence of external stimulation. These drugs may also have additional effects such as
a. relaxation. c. panic. b. euphoria. d. all of these.
Explain how the use of verbal labels aids children in recalling a group of items and in categorizing them
What will be an ideal response?
Research suggests that hypnosis may be a valuable aid to pain reduction
a. true b. false
Robbie Case proposed that change within each Piagetian stage and movement between stages are largely due to __________
A) an abrupt stagewise transition that is influenced by biological age B) gains in the efficiency with which children use their limited working memories C) the influence of older peers or adults who model more complex cognitive schemes D) a spontaneous shift from concrete operational thinking to formal operational thought