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Sörbom’s Alternative to Analysis of Covariance
Next is the path diagram for Model D for the control group:
Results for Model D
Model D would be accepted at conventional significance levels.
Chi-square = 3.976
Degrees of freedom = 5
Probability level = 0.553
pre_diff,
pre_verbal
a_syn1
pre_syn
0,
eps1
1
1
a_opp1
pre_opp
0,
eps2
opp_v1
1
effect
post_verbal
a_syn2
post_syn
0,
eps3
a_opp2
post_opp
0,
eps4
1
1
opp_v2
1
pre2post
0,
zeta
1
Example 16: Model D
An alternative to ANCOVA
Olsson (1973): experimental condition.
Model Specification
0,
pre_verbal
a_syn1
pre_syn
0,
eps1
1
1
a_opp1
pre_opp
0,
eps2
opp_v1
1
0
post_verbal
a_syn2
post_syn
0,
eps3
a_opp2
post_opp
0,
eps4
1
1
opp_v2
1
pre2post
0,
zeta
1
Example 16: Model D
An alternative to ANCOVA
Olsson (1973): control condition.
Model Specification