Questions tagged [amos]

AMOS is IBM SPSS AMOS, proprietary structural equation modelling software.

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CFA factor scores AMOS

I am conducting my confirmatory factor analysis (CFA) using AMOS, and respectivelly get the factor weights, the model fit, etc. However, is there a way in AMOS to export the actual factor scores for ...
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1answer
4k views

Issues with SEM and CFA in AMOS

Firstly: I want to run a CFA with 7 latent variables and 39 observed variables. For a guide of how I constructed my CFA, I used this Youtube Video: http://www.youtube.com/watch?v=JkZGWUUjdLg It ...
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1answer
8k views

What is causing degrees of freedom and negative variance issues when estimating CFA with uncorrelated factors?

Ultimately I want to estimate a second-order factor structure in AMOS. As such I am trying to compare the fit of a first-order model in which the first-order factors are (a) constrained to be ...
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0answers
586 views

Path diagram for a second order factor model

I want to fit a second order factor model to some data. Do I need to add an error term to the endogenous factor? I'm thinking about e10, here. I omitted it at first, but AMOS was surprised about that ...
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1answer
151 views

Standardizing standardized data?

Let's assume I standardize my data in SPSS through converting them to z-values. Then I save my dataset and load it into AMOS to do some regressions. Now, the data is already standardized, but AMOS ...
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1answer
255 views

fractions or wholes for the slope in a latent growth model?

When trying to model a latent growth model in lavaan and AMOS respectively, they seem to approach the time spacing of the slope estimates differently. Lavaan defaults to whole numbers increasing by ...
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1answer
3k views

SEM or path analysis using AMOS, issues with sample size and model complexity

I am new to SEM / AMOS and as such I have done a lot of reading around my problem but find I am getting lost, any help would be appreciated and I am sorry if this sounds rather basic; I have a model ...
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1answer
4k views

What does a chi-square value of zero means in CFA?

I am new to SEM and I am trying to run CFA for a 3-item Job satisfaction scale in Amos. I am getting the following as results. ...
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2answers
3k views

Whether to use correlation matrix between latent variables or raw data as input to SEM?

I have a fairly large model - a total of 8 latent variables and each one has 10 items (observed variables). Drawing this model is a mess (there is a mediation effect as well). Is it better to just ...
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1answer
708 views

Comparing structural equation models with multivariate non-normality

I am aware that multivariate non-normality in SEM can inflate the chi-square statistic and deflate standard errors of parameter estimates. I can deal with the latter (in AMOS) using bootstrapping ...
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2answers
5k views

Are composite variables (eg. a score) valid to perfom a SEM in AMOS?

I have a resilience scale with 11 items (observed variables), from which I calculated the mean to get a "resilience score" (what would usually be an unobserved variable or latent construct in SEM ...
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1answer
2k views

Using SEM or multiple regression for analyzing questionnaire data with multiple 'sub-items'

I am currently doing my MBA and I am attempting to find out what variables affect new student intake at the university which I am working at. My model is based on the 7Ps of the marketing mix (Product,...
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1answer
375 views

What does it mean when you get strange model fit statistics in AMOS?

I am testing the fit of my mediation model in AMOS, and the model fit statistics are very strange. For example, the CFI is .000 and the RMSEA is way too big (14.774). It seems as though there has been ...
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1answer
241 views

How to add multiple question to a variable in AMOS?

My questions is from path analysis. I have a model with 11 variables (DTPB: Decomposed Theory of Planned Behavior), and I publish questionnaire with likert-scale (1 to 5). Each of this 11 variables ...

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