What do developmentalists call the average performance of a large sample of children of a given age?
A. a standard
B. a median
C. typical achievement
D. a norm
Answer: D
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Lottery winners are very happy at first, but their happiness declines a few months later. Which of the following is NOT a likely explanation for the decline?
a. Their answer on a rating scale may not mean the same thing it did before. b. People almost always want still more wealth than they have c. Rich people get less joy from the simple things in life. d. Happiness declines steadily as people get older.
The fight-or-flight syndrome was named by:
A) David Glass. B) Walter Cannon. C) Meyer Friedman. D) Hans Selye.
Factorial designs are used mainly to
a. control for statistical regression b. collect data that can be entered into a factor analysis c. test for the interaction of several variables in the same experiment d. all of these
A meta-analysis has shown that the quality of the parent-child relationship
a. is less similar between one and two-child families than between one and three-child families. b. suffers in two-child families because of favoritism. c. diminishes significantly with the birth of a third child. d. increases slightly with each child born.