Answer :
Since her younger subjects are significantly more proficient than her older subjects with smartphones, e-mailing, and using websites for online dating, she runs into a difficulty with her subject pool. This is an example of cohort effects.
What is Cohort Effects?
- Cohort effects are changes over time in one or more characteristics across populations of people who share a common experience, such as the year or decade of birth, or the number of years exposed to a certain factor. Multiple subcohorts of a particular population exist, each with varying rates of exposure and consequences.
- A cohort is a group of people who have similar demographic traits or life experiences, such as age but not exclusively. Cohort effects are typically masked by age in cross-sectional research.
- The cohort effect is the impact on development or attitudes of a certain group that being born in a particular place, time, or era, or having had similar life experiences, has.
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