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Quantitative Research - Coggle Diagram

- - - - Pretest
      - Posttest
      - Simplest form, efficient design
- - - - Most common indices
    - - The range
      - Variance
      - The Standard Deviation (SD)
    - - Percentile Ranks
      - Standard Scores
    - - Pearson r
      - Spearman Rho
- - - - Interview & Observation (Qualitative)
    - - Cross-sectional survey
      - Longitudinal survey
    - - Criticisms
      - Paper-and-pencil Q
      - Stating the Problem
      - Selecting Participants
      - Constructing the Q