Question 1
Bernadette, a participant in a longitudinal study, became quite familiar with the test over time and, as a result, her performance improved. This limitation of longitudinal research is known as
◦ biased sampling.
◦ practice effects.
◦ random assignment.
◦ cohort effects.
Question 2
Both __________ and __________ emphasize many possible courses of development.
◦ the psychoanalytic perspective; ethology
◦ ethology; evolutionary developmental psychology
◦ cognitive-developmental theory; behaviorism
◦ behaviorism; social learning theory