Flashcards in 11.4 Developmental Research Designs Deck (10)
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Developmental psychologists often study the ways that individuals change as a function of ___.
age
1
In a study using a ____-____ method, persons of different ages as studied at only one point in time.
cross-sectional
2
In the ____ method, the same group of people is observed at different points in time as they grow older.
longitudinal
3
The cross-sectional method is much more common than the longitudinal method primarily because it is less ____ and immediately yields ____.
expensive, results
4
A ____ is a group of people born about the same time, exposed to the same events in a society, and influenced by the same demographic trends such as divorce rates and family size.
cohort
5
One disadvantage of a cross-sectional design is that the researcher must infer that differences among age groups are due to the ____ ____ of ___.
developmental variable of age
6
In a cross-sectional study, a difference among groups of different ages may reflect developmental age changes; however, the differences may result from ____ ____.
cohort effects
7
Longitudinal research is the best way to study how scores on a variable at one age are ____ to another variable at a later age.
related
8
Longitudinal studies have one major problem: over the course of a study, people may ____, ___, or ____ ____ in the study.
move, die, or lose interest
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