A: Latent variable SEM

set only λ_{1} = 1

Chisquare

5.089 (df = 2) Pr > χ^{2}: 0.079

RMSEA

0.105

CFI

0.994

B: Equivalent to repeated measures ANOVA (multivariate approach)

set all indicator path coefficient λ_{i} ≡ 1 (i = 1, 2, 3, 4)

Chisquare

129.955 (df = 5) Pr > χ^{2}: < .001

RMSEA

0.421

CFI

0.750

C: Equivalent to repeated measures ANOVA (univariate approach)

set all indicator path coefficient λ_{i} ≡ 1; set all indicator error variances to be equal, var (ε_{i}) ≡ σ^{2} (i = 1, 2, 3, 4)

Chisquare

172.068 (df = 8) Pr > χ^{2}: < .001

RMSEA

0.381

CFI

0.671
