Cohort differences are a problem for which kind of studies?
A. Cross-sectional
B. Longitudinal
C. Sequential
D. Time-sampling
Answer: A
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The causes of learning disorders are generally attributed to __________.
A. low birth weight in infancy B. brain dysfunction due to a combination of genetic and environmental factors C. inadequate access to learning D. adjustment problems in early childhood
All of the following are steps in the scientific method EXCEPT
a. drawing conclusions. b. developing a hypothesis. c. ignoring contradictory evidence. d. gathering evidence. e. generating a research question.
Four-year-old Barnum goes to the circus and sees animals that he has never seen before. When asked about the event a year later, Barnum is most likely to recall
a. a verbatim account of the event. b. the gist of the event. c. only the linguistically coded parts of the event. d. nothing about having gone to a circus.
Genes become more prevalent in a population if they contribute to reproductive success
a. True b. False Indicate whether the statement is true or false