Stat Computing > MPlus > Textbook Examples > An Introduction to Latent Variable Growth Curve Modeling

Mplus Textbook Examples
An Introduction to Latent Variable Growth Curve Modeling
by Duncan, Duncan, Strycker, Li, & Alpert

SPSS Example of Linear and Quadratic Growth

data list list file = "f:\ddsla\ch2raw.dat" /y1 y2 y3 .
execute.

VARSTOCASES /ID = id
 /MAKE alcuse FROM y1 y2 y3
 /INDEX = time(3).

compute timelin = time-1.
compute timequad = timelin*timelin.

mixed alcuse with timelin timequad
  /fixed = intercept timelin timequad
  /repeated time | subject(id) covtype(cs)
  /print=solution.

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