PSY 034 Lecture Notes - Lecture 14: Time Point, Longitudinal Study, Psy
19 Dec 2020
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Cross-sectional o a snapshot at a given time point: can be used to study changes over time by examining different age groups, ex. Compare prevalence rates among youth not compared to 10 years ago: but risk of cohort effects. Cohort: participants of age groups in the study. The cohort effect: differences among cohorts in their opinions on something may be related to their respected cognitive and emotional development. The confounding age and experience is a limitation of a cross- sectional study info is usually less accurate than getting it at the time it occurs. May be hard cause it be hard to keep touch over a very long period of time. May be able to ask adults how they felt at a certain point but this retrospective. Something about societal effects that are influencing this age group or not influencing this age group. Longitudinal o study same group of individuals over time o avoids cohort effects.
