Longitudinal Study Definition, Approaches & Examples
Table Of Content What is a Longitudinal Study? Definition, Types & Examples Longitudinal Study Definition, Approaches & Examples Participants tend to drop out Examples During this time, the researcher can compare video game-playing behaviors with violent tendencies. Thus, investigating whether there is a link between violence and video games. Over many years, researchers can see both sets of twins as they experience life without intervention. What is a Longitudinal Study? Definition, Types & Examples Retrospective studies are generally less expensive and take less time than prospective studies, but they are more prone to measurement error. For example, familiarity with test items and procedures may allow participants to improve their scores over repeated testing above and beyond any true change. Cohort effects can also interfere with estimating other effects like retest effects. This happens because comparing groups to estimate retest effects relies on cohort equiva...