mixed effect model

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    Problem with repeated-measures GLMM in SPSS for psycholinguistic study: Failure to converge

    I'm trying to run a generalized linear mixed model in SPSS, with a continuous response variable (ResponseTime), SubjectID as a random factor, Items as a repeated measure, and five fixed factors: three categorical subject variables (Sex, Handedness, Familial Handedness) and two categorical item...
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  3. S

    Basic doubt - dummy code vs. hierarchical model

    I have a basic doubt on when to use country code as dummy coded control variables in regression and when to model it as a higher level variable within which other independent variables are nested. In my specific study, I have borrowers from several countries using an online P2P portal for...
  4. S

    Mixed Effect Model in SPSS

    I keep getting error messages:' The levels of the repeated effect are not different for each observation within a repeated subject.' Can anyone offer me some advice whether I can perform Mixed Effect Model in SPSS with my data or I have organised my data correctly? I have two groups of...