The distribution of z scores has:
a. a mean of 1 and a standard deviation of 2.
b. a mean of 0 and a standard deviation of ?1.
c. a mean of 1 and a standard deviation of 1.
d. a mean of 0 and a standard deviation of 1.
D
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In American couples, infertility occurs in approximately
a. one in 6 or 7 couples. b. one in 15 couples. c. it depends upon ethnicity. d. it depends upon socioeconomic status.
The statement, "Nothing in life can be known for certain" is most likely to be uttered for the first time by someone at the ____ stage of reflective judgment
a. first b. second c. fourth d. sixth
In the fictional society in Skinner's novel Walden Two:
a. punishment is applied only to children. b. neuroses are treated by psychoanalysis. c. only group therapy is used to treat neuroses. d. life aspects are controlled by positive reinforcement.
Reasoning that moves from specific observations to broader generalizations is referred to as ____
a. inductive b. fallacious c. specious d. deductive