Advantages and Disadvantages of Longitudinal research

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Advantages and Disadvantages of Longitudinal research

Advantages

  • Not a snapshot - shows changes in attitudes/behaviours over time - results more valid
  • Researcher get to know respondents well - strong rapport and valid data as people more likely to trust someone they know
  • can give qualitative and qualitative data - producing rich information

Disadvantages

  • Time consuming and demanding for researcher and participants - my affect results
  • Sample Attrition - people drop out over time
  • Issues and concepts may change over time it takes to do research

Evaluation

Roulstone et al - role of language in childrens early educational outcomes. The study lasted for 2 years looked at the way children learn to communicate. Whilst this did show the long term effects, the method is time consuming

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