Questions tagged [lavaan]
`lavaan` is the LAtent VAriable ANalysis package in R used for structural equation modeling
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Fixed weights to 1 in confirmatory factor analysis - how significance (p) value is obtained?
I have a question somewhat related to this thread.
I now understand why the value of 1 should be fixed in the confirmatory analysis to one of paths, and I also understand that various tricks can be ...
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Negative covariance matrix in RI CLPM (lavaan)
I am currently struggling to solve the problem of negative covariance regarding the latent variables with respect to the random intercepts in my RI CLPM model, which I calculate via lavaan.
Here is my ...
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Lavaan Estimator
I did a three-wave study with repeated measured for each wave.I have two questions:
I am doing a CFA for a configural model (testing temporal invariance for each variable of my model at 3 points in ...
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Interpretation of lavaan SEM growth coefficients and covariates' influence on slope
Hello and thanks in advance for advice. I am running the growth() command in lavaan. This is a follow-up to my previous post on this topic (wow, a whole year ago!).
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Specific indirect effects of a non-recursive SEM in lavaan
The structural equation model I am currently analyzing includes an indirect loop and I was unable to find a straightforward way to calculate specific indirect effects for it. A minimal example of a ...
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How to get standardized coefficients of Monte Carlo method for indirect effects in lavaan/semTools?
I've run a path analysis using semTools. I'm interested to test indirect effects. I would like to report the results based on Monte Carlo confidence interval. However, the code ...
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P values non-significant but Monte Carlo confidence interval does not contain zero for indirect effects
I've run a path analysis using semTools. I'm interested to test indirect effects. The p values for all indirect effects were non-significant, but the Monte Carlo confidence interval for some of them ...
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multilevel moderated mediation with Lavaan in R - failed to converge
This is a repeated measure study, we have X, Y, Mediator, and a moderator, which we hypothesis can moderate the mediation relationship. So I have level 1 and level 2 for between subjects and within ...
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Nonlinear indirect effect in lavaan & semTools
I would like to use semTools to examine several indirect effects. However, some predictors have nonlinear relationships (i.e., quadratic) with the mediators, but I found very little information online ...
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Path analysis with perfect fit
I'm trying to determine if I can display two regression models and the covariance between the dependent variables in one unified model using path analysis with lavaan in R. In the following (scaled) ...
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Maximum likelihood estimation with (robust) Huber-White standard errors appropriate for outlier management?
Is maximum likelihood estimation with robust Huber-White standard errors and a scaled test statistic — which is asymptotically equal to the Yuan-Bentler test statistic — appropriate for data with ...
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Interpreting Mediation Model Result
I am testing a mediation model using SEM via Lavaan package in R and found that there is significant relationship between mediator variable and dependent variable. For example:
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Factor Scores explain less Variance than Item means in a multilevel cfa
I conducted a multilevel confirmatory factor analysis (CFA) in lavaan on repeated measures questionnaire data (satisfaction with travel scale). 42 participants had ...
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CFA Measurement Invariance - can weak invariance be significant with the configural but not strong invariance? [closed]
I am a newbie here. I searched through the forum but did not find similar questions, so I hope someone who is proficient with SEM / lavaan can help out.
I am using R lavaan and semTools to perform ...
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Decompose variance explained in sequential mediation in lavaan
I am using sequential mediation analyses (aka serial mediation) in lavaan in R.
Below is my model
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