In 1960, Dr. Randall studied the sports preferences of a large group of 12-year-olds. In 1990, she repeated the study with another group of 12-year-olds and compared the two groups. Dr. Randall's research considers the effects of
a) age.
b) cohorts.
c) longitudinal designs.
d) cross-sectional studies.
b
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Surgery can correct certain types of deafness
a. True b. False Indicate whether the statement is true or false
When researchers study the effects of events, such as wars or economic depressions, on children over time, which of Bronfenbrenner's systems is being examined?
a. Mesosystem b. Exosystem c. Macrosystem d. Chronosystem
What is indicated by a positive value for a correlation?
a. Increases in X tend to be accompanied by increases in Y b. Increases in X tend to be accompanied by decreases in Y c. A much stronger relationship than if the correlation were negative d. A much weaker relationship than if the correlation were negative
The key "cognitive" aspect of social cognitive theory involving deliberate exercise of control over both one's environment and one's life is called
a. human agency. b. instrumental conditioning. c. concrete operations. d. extinction.