Comparing the experimental method with the quasi-experimental method
a. The experimental method has a higher degree of internal validity.
b. The experimental method has a higher degree of external validity
c. The experimental method is the only one in which the IV is manipulated.
d. All of these.
a
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The life-span development approach has which of the following goals?
a. Describe the physical changes that occur between birth and adolescence. b. Describe and explain behavior changes within an individual and differences between individuals from conception to death. c. Explain the results of learning from conception to death. d. Investigate the influence of heredity and environment upon individuals from conception to death.
What is one explanation for the dramatic rise in the typical ages of entering marriage and parenthood today in developing countries?
a. marriage is not necessary for sexual relationships b. parents today discourage early marriage c. fear of divorce d. emerging adults cannot make decisions