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Welcome to the lavaan discussion group. Lavaan is an R package for latent variable analysis.
If you enjoy using lavaan, please consider giving a donation to support the lavaan project. See:
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yf liu
,
Rönkkö, Mikko
2
Oct 5
longitudinal invariance
Hi, You can use time as a group variable and test measurement invariance that way. The reason why we
unread,
longitudinal invariance
Hi, You can use time as a group variable and test measurement invariance that way. The reason why we
Oct 5
lavaanrookie99
,
yf liu
2
Oct 5
Bifactor Model: Computation of robust CFI / RMSEA failed
I am wondering, as for ordered categorical indicators, do we still report robust CFI / TLI / RMSEA or
unread,
Bifactor Model: Computation of robust CFI / RMSEA failed
I am wondering, as for ordered categorical indicators, do we still report robust CFI / TLI / RMSEA or
Oct 5
J
Oct 4
Potential bug/error?
Hi all, Has anyone experienced that before? After calling Lavaan, I received a warning (see below). I
unread,
Potential bug/error?
Hi all, Has anyone experienced that before? After calling Lavaan, I received a warning (see below). I
Oct 4
Cantyo Dannis
,
Yago Luksevicius de Moraes
3
Oct 4
Longitudinal Mediation Analysis with Binary DV
Hello. I don't see anything wrong with model fitz1 and the warning simply says that it did not
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Longitudinal Mediation Analysis with Binary DV
Hello. I don't see anything wrong with model fitz1 and the warning simply says that it did not
Oct 4
yf liu
Oct 4
Measurement invariance number of parameters
Hello, I am examining gender invariance with ordered categorical variables in a bifactor model. I am
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Measurement invariance number of parameters
Hello, I am examining gender invariance with ordered categorical variables in a bifactor model. I am
Oct 4
Olivier
, …
Edward Rigdon
4
Oct 3
Indirect reverse effect
I don't see any "reverse direction" in your syntax. As I read it, the relations your
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Indirect reverse effect
I don't see any "reverse direction" in your syntax. As I read it, the relations your
Oct 3
Charly Marie
,
Terrence Jorgensen
3
Oct 2
How can I make my ML & DWLS & MLR & WLSMV SEM as reproducible as possible without sharing data?
Thanks, this is exactly what I thought was missing: all the statistics one needs to report, and how
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How can I make my ML & DWLS & MLR & WLSMV SEM as reproducible as possible without sharing data?
Thanks, this is exactly what I thought was missing: all the statistics one needs to report, and how
Oct 2
blairb...@gmail.com
, …
Terrence Jorgensen
3
Oct 2
Robust fit indices not available for threshold model
This was cross-posted on CV, where I posted an answer. https://stats.stackexchange.com/questions/
unread,
Robust fit indices not available for threshold model
This was cross-posted on CV, where I posted an answer. https://stats.stackexchange.com/questions/
Oct 2
Miguel Ángel Cruz Posadas
, …
Terrence Jorgensen
5
Oct 2
Specifying sample design
I am using the compRelSEM function to calculate McDonald's omega This is not related to the
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Specifying sample design
I am using the compRelSEM function to calculate McDonald's omega This is not related to the
Oct 2
zillur rahman
,
Terrence Jorgensen
2
Oct 2
Error in lav_lavaan_step11_estoptim(lavdata = lavdata, lavmodel = lavmodel, : lavdata@nlevels > 1L is not TRUE
The lavaan model syntax you provided does not specify a multilevel SEM. https://lavaan.ugent.be/
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Error in lav_lavaan_step11_estoptim(lavdata = lavdata, lavmodel = lavmodel, : lavdata@nlevels > 1L is not TRUE
The lavaan model syntax you provided does not specify a multilevel SEM. https://lavaan.ugent.be/
Oct 2
hanmin htetaung
,
Terrence Jorgensen
2
Oct 2
Bootstrapping using binary outcomes
I tried according to the solution by adding "se = "bootstrap" Your example calculates
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Bootstrapping using binary outcomes
I tried according to the solution by adding "se = "bootstrap" Your example calculates
Oct 2
Hannah Merges
,
Edward Rigdon
2
Sep 30
Model syntax for basic SEM with quadratic term
Model fit is about constraints (that do not match the data). The constraints in your model are (given
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Model syntax for basic SEM with quadratic term
Model fit is about constraints (that do not match the data). The constraints in your model are (given
Sep 30
rpc...@psu.edu
,
Ingo Man
2
Sep 27
Comparing Latent Means from Different Latent Factors across Groups and Time
Dear Ryan, this is an interesting question. Technically, this should be possible as long as the
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Comparing Latent Means from Different Latent Factors across Groups and Time
Dear Ryan, this is an interesting question. Technically, this should be possible as long as the
Sep 27
Olivier
, …
Yago Luksevicius de Moraes
5
Sep 27
Unexpected result
Hi, A result contrary to theory is an important result, unless you have reason to suspect that there
unread,
Unexpected result
Hi, A result contrary to theory is an important result, unless you have reason to suspect that there
Sep 27
zillur rahman
,
Yago Luksevicius de Moraes
2
Sep 27
Getting Pvalue=0.00 for sem model
Hi, What's the problem? It just means that b1-b4 are statistically significant with p < 0.01,
unread,
Getting Pvalue=0.00 for sem model
Hi, What's the problem? It just means that b1-b4 are statistically significant with p < 0.01,
Sep 27
Lilja Kristín Jónsdóttir
,
Terrence Jorgensen
2
Sep 27
Citing lavaan.mi in a publication
I haven't set the CITATION file up yet, so it's just a copy of the one from semTools. You can
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Citing lavaan.mi in a publication
I haven't set the CITATION file up yet, so it's just a copy of the one from semTools. You can
Sep 27
Pierre-Charles Soulié
,
Edward Rigdon
4
Sep 26
Schmid-Leiman Transformation
The two CFA() function calls are not reading the same data frame. Focus on what is happening, not
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Schmid-Leiman Transformation
The two CFA() function calls are not reading the same data frame. Focus on what is happening, not
Sep 26
Pierre-Charles Soulié
,
Yago Luksevicius de Moraes
4
Sep 25
Fit bifactor on simulated dataset
Hi, Pierre-Charles, As far as I understand, what you are asking is the first part of my answer to
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Fit bifactor on simulated dataset
Hi, Pierre-Charles, As far as I understand, what you are asking is the first part of my answer to
Sep 25
zillur rahman
,
Shu Fai Cheung (張樹輝)
3
Sep 25
Getting error to convert sem object to semPlotModel; length of 'dimnames' [2] not equal to array extent
Ok. Thank you. But they don't post any solution to the problem. Only a few users reported the
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Getting error to convert sem object to semPlotModel; length of 'dimnames' [2] not equal to array extent
Ok. Thank you. But they don't post any solution to the problem. Only a few users reported the
Sep 25
mzy...@instats.org
,
Mugo Muiruri
2
Sep 24
Statistics and Data Science using Tidyverse in R - livestream seminar
good mugo the full stack data scientist On Tue, 24 Sept 2024 at 01:20, mzyphur via lavaan <lavaan@
unread,
Statistics and Data Science using Tidyverse in R - livestream seminar
good mugo the full stack data scientist On Tue, 24 Sept 2024 at 01:20, mzyphur via lavaan <lavaan@
Sep 24
Haimei Yu
,
Yubo Xu
2
Sep 20
significant indirect effect but insignificant total effect
Hi Haimei, Do you mean the path X-->Y was not significant, but the indirect effect was? I usually
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significant indirect effect but insignificant total effect
Hi Haimei, Do you mean the path X-->Y was not significant, but the indirect effect was? I usually
Sep 20
Alexander Miles
,
Terrence Jorgensen
5
Sep 19
Semtools longitudinal partial invariance syntax
Thank you, Terrence! I've got it working now. For future reference (and anyone who stumbles
unread,
Semtools longitudinal partial invariance syntax
Thank you, Terrence! I've got it working now. For future reference (and anyone who stumbles
Sep 19
Olivier
Sep 19
Circularity?
Hi everyone, I tried to test moderation and interaction effects (unsuccessfully) in a model (
unread,
Circularity?
Hi everyone, I tried to test moderation and interaction effects (unsuccessfully) in a model (
Sep 19
Stephan Junker
,
Terrence Jorgensen
4
Sep 18
Multiple Group with Zero cell in one Group
Thank you :) Am Do., 12. Sept. 2024 um 10:20 Uhr schrieb Terrence Jorgensen <tjorgensen314@gmail.
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Multiple Group with Zero cell in one Group
Thank you :) Am Do., 12. Sept. 2024 um 10:20 Uhr schrieb Terrence Jorgensen <tjorgensen314@gmail.
Sep 18
mzy...@instats.org
Sep 17
Quarto in RStudio: Writing Reproducible & Dynamic Research Papers
Hi everyone Instats is pleased to be offering a 1-day workshop on Quarto in RStudio: Writing
unread,
Quarto in RStudio: Writing Reproducible & Dynamic Research Papers
Hi everyone Instats is pleased to be offering a 1-day workshop on Quarto in RStudio: Writing
Sep 17
J Pap
,
Terrence Jorgensen
3
Sep 16
SimSem and Estimation of Kappa Free Matrix
Thanks a lot for the fast reply! I considered the same with the random population parameter. Thanks
unread,
SimSem and Estimation of Kappa Free Matrix
Thanks a lot for the fast reply! I considered the same with the random population parameter. Thanks
Sep 16
k stol
, …
zhao...@gmail.com
16
Sep 14
HTMT for second-order construct
I wonder if summing up the total of all first-order constructs that contribute to second-order
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HTMT for second-order construct
I wonder if summing up the total of all first-order constructs that contribute to second-order
Sep 14
Tomás Arriaza
,
Terrence Jorgensen
2
Sep 12
Categorical Omega
I am interested in calculating Green and Yang's categorical omega, but (to be honest...) I am a
unread,
Categorical Omega
I am interested in calculating Green and Yang's categorical omega, but (to be honest...) I am a
Sep 12
Petr Palíšek
,
Terrence Jorgensen
8
Sep 12
Accessing defined parameters vcov in runMI
As per your request earlier in this thread, Rebecca Kuiper and I prepared a reproducible example of
unread,
Accessing defined parameters vcov in runMI
As per your request earlier in this thread, Rebecca Kuiper and I prepared a reproducible example of
Sep 12
AAS
,
Terrence Jorgensen
2
Sep 12
Robust values not available for some models, report scaled for all models?
I was wondering what to do when robust values (for CFI, RMSEA) are not available for one of the
unread,
Robust values not available for some models, report scaled for all models?
I was wondering what to do when robust values (for CFI, RMSEA) are not available for one of the
Sep 12