The cross-sectional, longitudinal, and sequential research designs are all important tools for the
developmental scientist. Present the defining factor, a major advantage, and disadvantage for
each one.
What will be an ideal response?
1. Cross-sectional compares different groups on a single variable one time; can be completed quickly;
cohort concerns.
2. Longitudinal – repeated measures over time of same individuals; should developmental sequences;
practice effects (also cohort effects).
3. Sequential – combination of both; eliminates cohort effects; both costly and time consuming.
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The fact that John Thompson can use his arms but Montel Williams is unlikely to be cured of MS illustrates the difference between:
A. nerves vs. muscles B. the peripheral nervous system vs. the central nervous system C. receiving medical attention immediately vs. not for several hours D. neurons vs. fetal tissue
If you believe that the results of a study on conformity conducted on university students in Canada may differ considerably had the study taken place among older adults in Asia, you are thinking like a cultural:
A) absolutist. B) behaviourist. C) functionalist. D) relativist.
To help yourself record your behavior consistently, you should:
a. fit record keeping into the pattern of your usual habits. b. record each day's behavior at a prearranged time each day. c. check your reliability by having a friend observe. d. both a and b.
Cultural beliefs about how children should be raised and what the role of adolescents is in society are important elements of what Bronfenbrenner terms the
A) microsystem. B) macrosystem. C) exosystem. D) endosystem.