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Data Restructuring in SPSS from Wide to Long Format

Learn how to restructure datasets in SPSS from wide to long format for mixed models analysis. Open and manipulate wide and long .sav files to prepare for SPSS(R) mixed models. Identify time-varying variables and predictors efficiently.

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Data Restructuring in SPSS from Wide to Long Format

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  1. Re-structuring datasets in SPSS

  2. Wide vs Long format • Open the wide.sav file inside the data folder • There are columns for each time point for each time varying variable, including the DV (DV is wm) • Open the long.sav file inside the data folder • There is one column per predictor and a “wave” variable to indicate time. Notice that Centered Age could also be taken as a time variable SPSS(R) MIXED MODELS

  3. c SPSS(R) MIXED MODELS

  4. SPSS(R) MIXED MODELS

  5. SPSS(R) MIXED MODELS

  6. SPSS(R) MIXED MODELS

  7. SPSS(R) MIXED MODELS

  8. SPSS(R) MIXED MODELS

  9. SPSS(R) MIXED MODELS

  10. SPSS(R) MIXED MODELS

  11. SPSS(R) MIXED MODELS

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