lavaan

1–30 of 4661

Welcome to the lavaan discussion group. Lavaan is an R package for latent variable analysis.

0 selected

Myriam, Terrence Jorgensen4

1/19/21

WLSMV Interpreting probit coefficients and thresholds in terms of probability

In this model I used theta parameterization, so it's the residual variance of Y1* that has unit

unread,

WLSMV Interpreting probit coefficients and thresholds in terms of probability

In this model I used theta parameterization, so it's the residual variance of Y1* that has unit

1/19/21

Ari Fodeman, Yves Rosseel2

7/16/20

"NA/NaN Hessian evaluation" error message interpretation help

> ...I get this error message: > > Error in nlminb(start = cache$theta, objective =

unread,

"NA/NaN Hessian evaluation" error message interpretation help

> ...I get this error message: > > Error in nlminb(start = cache$theta, objective =

7/16/20

Christopher Runyon, … Terrence Jorgensen4

6/18/20

CFI changes with " test - mean.var.adjusted " included (CFA with categorical data, estimator = "WLSMV")

Great! Thank you so much for your help. I'm glad to know that this was just a user error on my

unread,

test-statistics

CFI changes with " test - mean.var.adjusted " included (CFA with categorical data, estimator = "WLSMV")

Great! Thank you so much for your help. I'm glad to know that this was just a user error on my

6/18/20

ccosciar, … Yves Rosseel6

6/2/20

standard errors in mediation analysis with binary variables using lavaan

On 6/2/20 4:41 AM, Ranaivo Rasolofoson wrote: > Dear Yves, > I was looking at the presentation

unread,

standard-errors

standard errors in mediation analysis with binary variables using lavaan

On 6/2/20 4:41 AM, Ranaivo Rasolofoson wrote: > Dear Yves, > I was looking at the presentation

6/2/20

Rosie, … Yves Rosseel4

5/26/20

Binary endogenous variable in SEM and rsquare issue

On 5/25/20 9:02 AM, Rosie Pendrous wrote: > I did have another query if possible: my categorical

unread,

Binary endogenous variable in SEM and rsquare issue

On 5/25/20 9:02 AM, Rosie Pendrous wrote: > I did have another query if possible: my categorical

5/26/20

Ignazio Craparo, Terrence Jorgensen2

3/21/20

Measurement invariance Chisquare difference test statistic - ordinal variables

My question regards on whether the Chisquare statistic with method="satorra.bentler.2010"

unread,

Measurement invariance Chisquare difference test statistic - ordinal variables

My question regards on whether the Chisquare statistic with method="satorra.bentler.2010"

3/21/20

Rose B, Terrence Jorgensen4

2/5/20

Standard errors not computed with binary endogenous variable because the information matrix could not be inverted

Is this what you meant when you said lavaan assigns fixed intercepts and variances to the latent

unread,

information-matrix

standard-errors

Standard errors not computed with binary endogenous variable because the information matrix could not be inverted

Is this what you meant when you said lavaan assigns fixed intercepts and variances to the latent

2/5/20

Lawrence Hunsicker, Mauricio Garnier-Villarreal3

12/1/19

psych::fa vs. lavaan::lavCor for mixed polychoric/linear exploratory factor analysis

Got it. Thanks! Incidentally, the warnings and the variance < 0 all went away when I dropped the

unread,

psych::fa vs. lavaan::lavCor for mixed polychoric/linear exploratory factor analysis

Got it. Thanks! Incidentally, the warnings and the variance < 0 all went away when I dropped the

12/1/19

Vibeke Nielsen, Mauricio Garnier-Villarreal3

11/7/19

Adding gender as covariate or moderator to a bivariate latent change score model with Lavaan R

Thank you very much for your tips, Mauricio Garnier-Villarreal. I have indeed also tried to

unread,

Adding gender as covariate or moderator to a bivariate latent change score model with Lavaan R

Thank you very much for your tips, Mauricio Garnier-Villarreal. I have indeed also tried to

11/7/19

Ryan, … Terrence Jorgensen11

10/8/19

Error returned by permuteMeasEq when testing threshold invariance

I should add that if I run the same model without including the general factor, I get the same

unread,

Error returned by permuteMeasEq when testing threshold invariance

I should add that if I run the same model without including the general factor, I get the same

10/8/19

Frederick Duan, Terrence Jorgensen2

8/23/19

Categorical Var Model Identification Problem. WLSMV

Age might be a problem, because its scale seems huge relative to other variables. Is it measured in

unread,

Categorical Var Model Identification Problem. WLSMV

Age might be a problem, because its scale seems huge relative to other variables. Is it measured in

8/23/19

Andrej, Terrence Jorgensen2

8/6/19

Measurement invariance with unbalanced samples

This line doesn't do anything, just don't specify group.equal if there are no parameters to

unread,

Measurement invariance with unbalanced samples

This line doesn't do anything, just don't specify group.equal if there are no parameters to

8/6/19

Lauren Wisnieski, Terrence Jorgensen2

7/3/19

Binomial count predictor variables

I'm looking for a SEM package/software that can handle binomial count predictor variables (not

unread,

Binomial count predictor variables

I'm looking for a SEM package/software that can handle binomial count predictor variables (not

7/3/19

Lucas Sempe, Terrence Jorgensen4

6/19/19

WLSMV with some continuous variables

How the continuous variables are treated under wlsmv? I thought I answered that above. They are

unread,

WLSMV with some continuous variables

How the continuous variables are treated under wlsmv? I thought I answered that above. They are

6/19/19

Patrick Yang, Terrence Jorgensen4

6/19/19

group.equal() argument does not work for the "residuals" key word

Aren't these estimates the error variance estimates for observed variables ST37Q01 through

unread,

group.equal() argument does not work for the "residuals" key word

Aren't these estimates the error variance estimates for observed variables ST37Q01 through

6/19/19

Chen Ali, Terrence Jorgensen4

6/17/19

Questions about the use of estimation

Could WLSMV be applied in continuous data as well as categorical data? Not without tricking the

unread,

Questions about the use of estimation

Could WLSMV be applied in continuous data as well as categorical data? Not without tricking the

6/17/19

Shubhabrata Mukherjee, … Mauricio Garnier-Villarreal7

6/6/19

CFA model with categorical items using MLR estimator

Thank you for all your insights. -Shubhabrata On Thursday, June 6, 2019 at 12:35:41 PM UTC-7,

unread,

CFA model with categorical items using MLR estimator

Thank you for all your insights. -Shubhabrata On Thursday, June 6, 2019 at 12:35:41 PM UTC-7,

6/6/19

Theuns, Terrence Jorgensen3

6/6/19

Warning message when using estimator="WLSMV"

Dear Terrence, Thank you for your insightful reply. It is most helpful. Best regards, Theuns On Thu,

unread,

Warning message when using estimator="WLSMV"

Dear Terrence, Thank you for your insightful reply. It is most helpful. Best regards, Theuns On Thu,

6/6/19

Lilia Heinrich, Terrence Jorgensen2

5/22/19

non-continuous SEM: Goodness of Fit Indices

Somebody told me recently that the use and assessment of GOF for non-continuous SEM isn`t recommended

unread,

non-continuous SEM: Goodness of Fit Indices

Somebody told me recently that the use and assessment of GOF for non-continuous SEM isn`t recommended

5/22/19

Ida Blomqvist, Terrence Jorgensen4

5/18/19

PermutMeasEq.syntax

I do have categorical data but with the mesurementInvariance() (and not the measurementInvarianceCat(

unread,

PermutMeasEq.syntax

I do have categorical data but with the mesurementInvariance() (and not the measurementInvarianceCat(

5/18/19

gaia...@usal.es, … Terrence Jorgensen7

4/8/19

Discrepancy between values set when generating data and values obtained in subsequent analyses

My suggestion: a_logit := a*1.7 c_logit := c*1.7 Or you could simply simulate binary data from the

unread,

Discrepancy between values set when generating data and values obtained in subsequent analyses

My suggestion: a_logit := a*1.7 c_logit := c*1.7 Or you could simply simulate binary data from the

4/8/19

gaia...@usal.es, Terrence Jorgensen2

4/4/19

How can I implement a linear and a logistic regression in a single SEM model?

how can I define just ONE of the regressions in my SEM model (indeed is a path analyses, no LV's)

unread,