Which of the following is the best example of what is meant by the term maturation?
a. a first-grader who is learning to do arithmetic problems
b. an infant who babbles "ga-ga-ga-ga" when she is content
c. a college student who is working hard to learn to speak Spanish
d. a mother who teaches her 2-year-old to control his temper by ignoring him when he has a tantrum
b
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What evidence, if any, shows that newborn infants hear a difference between "ba" and "pa"? a. Infants often copy these sounds
b. After habituating to "ba," an infant sucks harder after hearing "pa.". c. Infants smile when they hear "ba" but frown when they hear "pa.". d. No evidence supports this conclusion.
For Erikson, the stage during which toilet training occurs is
a. trust versus mistrust. b. industry versus inferiority. c. autonomy versus shame and doubt. d. initiative versus guilt.
In order to establish norms, a large group of people is being given a test under the same conditions in which the test will actually be used. This group is called a(n) ____ group
a. reliability b. standardization c. random d. experimental
When researchers make sure that surveys and questionnaires will produce consistent results when they are used in research studies, they are evaluating for ______.
A. reliability B. validity C. veracity D. accuracy