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src2
2012 Aug 08
0
Testing for a second order factor using SEM package
Hi!
The following model specification works when testing for first order
factors, but when I attempt to test for a second order factor by adding the
last 4 lines in the model, I get the error message below:
model.cfa.ru <- specifyModel()
sRU1 <- sRU, NA, 1
sRU2 <- sRU, lam12
sRU3 <- sRU, lam13
sRU4 <- sRU, lam14
sRU5 <- sRU, lam15
sRU6 <- sRU, lam16
sRU <-> sRU, mak1
sRU1 <-> sRU2, cors1
sRU5 <-> sRU3, cors2
sRU6 <-> sRU2, cors3
sRU6 <-> sRU1, cors4
pRU1 <- pRU, sfsf
pRU2 <- pRU, lam22
pRU3 <- pRU, lam...