Recent content by sstan

  1. S

    What tests would be appropriate?

    I need to compare two groups in a longitudinal study over 3 points of time (year end scores). What tests can facilitate such a comparison?
  2. S

    SPSS ANCOVA Warning

    Can someone pls help me resolve this? Thank you SPSS Warning The large number of columns in the design matrix will cause integer overflow. The large number of columns may be due to too many levels in one or more factors, or to higher-order interactions among factors with many levels. It may...