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Developmental Psychology

Developmental Psychology. Cross-Sectional Study . Study people of different ages at the same point in time Advantages Inexpensive Can be completed quickly Low attrition Disadvantages Different age groups are not necessarily much alike

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Developmental Psychology

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  1. Developmental Psychology

  2. Cross-Sectional Study • Study people of different ages at the same point in time • Advantages • Inexpensive • Can be completed quickly • Low attrition • Disadvantages • Different age groups are not necessarily much alike • Differences may be due to cohort differences rather than age

  3. Longitudinal Study • Study the same group of people over time • Advantages • Detailed information about subjects • Developmental changes can be studied in detail • Eliminates cohort differences • Disadvantages • Expensive and time consuming • Potential for high attrition • Differences over time may be due to assessment tools and not age

  4. Biographical or Retrospective Study • Participant’s past is reconstructed through interviews and other research about their life • Advantages • Great detail about life of individual • In-depth study of one person • Disadvantages • Recall of individual may not be accurate • Can be expensive and time consuming

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