1. BryceOdell

    [MPlus] Using the Alignment Method with non-invariant factors

    I am attempting to use the Alignment within CFA method from Marsh et al. (2017) on 2015 PISA. However, six out of nine factors have more than 25% non-invariance What can be done to a dataset that is found to be mostly non-invariant using the alignment method? Does this mean than the 6 factors...
  2. 3

    Longitudinal Analyses with questionnaire with varying items per wave

    Hi all, For my thesis I am conducting a longitudinal analyses (5 waves) on antisocial behavior measured with the ASBQ. Now I have a different amount of items per wave, because they included items that were more age appropriate per wave. This results in: T1 (31 items), T2 (26 items), T3 (28...