Experimental designs are especially helpful for determining the time order of variables and in minimizing the effects of
a. exploration.
b. causation.
c. concepts.
d. third variables.
e. matching.
d
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Which of the following is not a macro-level theory?
a. Structural functionalism b. Conflict theory c. Family ecology theory d. Family systems theory
Sociobiologists study:
a. biological principles to explain the behavior of all social beings. b. the cultural basis of human behavior. c. deviations in social behavior. d. the effects of nutrition on human development. e. the relationship between environment and personal growth.
If you reject the null hypothesis following an ANOVA comparing the means of three groups, this tells you that the population means
A) are equivalent. B) are not all the same. C) are different and in which direction (e.g., A > B > C). D) are related by their variances.
The __________, those whose incomes are at half the poverty line or less, make up over 6 percent of the U.S. population
A) working poor B) old poor C) new poor D) severely poor