Mixed models vs repeated measures ANOVA

Mixed models:

Estimate the average and each individual (random effects)
random effects are unobserved latent factors (similar to SEM)
MAR
compound symmetry, AR1, unstructured
time can be discrete or continuous (growth model)

RMANOVA:
Estimate the average
No missing data
Balanced
Sphericity (compound symmetry, equally spaced times, same times)
Time can only be discrete

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