The standard deviation for the numbers 8, 9, and 10 is
a. -3.0
b. 0.0
c. .67
d. 1.0
D
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Which of the following is most likely to occur after the birth of the first child?
a. Monetary resources increase b. Greater sexual intimacy c. Less time in leisure activities for the couple alone d. More time in leisure activities for the couple alone
Carl works hard to get As on his report card because his mother pays him 25 dollars. Carl's behavior is being influenced by:
a. fixed action patterns c. extrinsic motivation b. a hierarchy of needs d. drive-reduction theory
An ? level chosen influences the Type II error rate.
Answer the following statement true (T) or false (F)
In Plomin's study of the effects of heredity on intelligence
a. adopted children's intelligence was more similar to their adoptive parents' skills and they became more similar as the children grew older. b. adopted children's intelligence was more similar to their biological parents' skills, but they became less similar as the children grew older. c. adopted children's intelligence was more similar to their adoptive parents' skills, but they became less similar as the children grew older. d. adopted children's intelligence was more similar to their biological parents' skills and they became more similar as the children grew older.