One strength of longitudinal studies is that investigators can
A) collect a large amount of data in a short time span.
B) explore similarities among different aged participants at the same time.
C) ensure that participants adequately represent the population of interest.
D) examine relationships between early and later events and behaviors.
Answer: D
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When Mandy grows up she wants to be a police officer. What opinion would John B. Watson hold concerning Mandy's ability to be a police officer?
a) Mandy's IQ will determine whether she becomes a police officer. b) With proper police training, Mandy will be able to become a police officer. c) Whether Mandy becomes a police officer will be determined by her genetic endowment. d) Mandy is unlikely to become a police officer because her great-grandfather was the only person in the family who was a police officer.
What type of study would you use if you were interested in how the auditory ability of 5-, 10-, 15-, and 20-year-old people changes over a 10-year period?
a) longitudinal b) cross-sectional c) sequential d) experimental