Global management market of courses & marketing to improve quality in Pt Treatment or science or mainly Bureaucracy?

12 October 2020 9,272 1 View

SEM: What does CFI = 1 & RMSEA = 0 indicate in over-identified models?

I'm suspicious about "perfect fit" in my SEM path analysis, with fit indices of CFI = 1 and RMSEA = 0 which I would expect from an just-identified model. However, since I have 3 degrees of...

08 August 2020 1,492 4 View

Data on most frequently researched KSAOs or personality traits?

I'm looking for meta analyses or reviews, summarizing which knowledge, skills, abilities and other characteristics (KSAOs, especially personality traits) are most frequently researched in...

22 May 2020 332 1 View

AC/DC inverters: Are there any standards or laws regulation DC output on the AC Grid?

Hi, we are working on internal specifications on On-Board Charger for Battery electric vehicles. We have seen some field failures on older generations. We are suspecting that e.g. PV AC/DC...

15 December 2019 6,887 1 View

How to test unidimensionality for polytomous data with IRT-models in R?

I would be thankful if someone could give me a short breakdown on how to test unidimensionality of polytomous data (likert-scale) using IRT-models in R. As it is my understanding that the...

22 November 2019 6,730 7 View

How do you optimize your research design for questionnaires with large item pools?

While developing a questionnaire to measure several personality traits in a somewhat unconventional way, I now seem to be facing a dilemma due to the size of my item pool. The questionnaire...

30 May 2019 2,633 4 View

What factors generally improve inter-rater reliability?

I'm developing a questionnaire to assess observational data in an area of research which is notoriously prone to low inter-rater reliability. Hence, I'm looking for factors in questionnaire design...

03 December 2018 4,006 3 View

Machine learning in economic research?

What is your take on machine learning as an applied method in economic research. is it a game changer or will it not impact your approach to research?

22 July 2018 7,401 5 View

Is there any way to statistically test control samples with parent material?

I want to statistically test the relative gene expression of precision cut liver slices with the gene expression of their parent livers. I have 14 samples from 3 different parent livers that I...

09 March 2018 4,517 4 View

What is the average magnitude of correlations between common personnel selection methods?

Looking for recent (preferably meta-analytic) findings that yielded estimates of the proportion of shared variance among common personnel selection methods such as structured and unstructured...

11 December 2017 1,946 3 View

Is there any expert in Smart PLS who can help me?

Dear colleagues, I have a manuscript that needs an expert in smart PLS to run the analysis, Is there anyone expert and ready to help me, please?

01 March 2021 8,212 3 View

How can we reduce the SRMR (0.2 to 0.8) to make model fit?

Dear researchers I will be honored if you can help me to reduce in correcting SRMR in SEM_PLS. All the measures (AVE, CR, VIF, CA, HTMT) are good except SRMR = 0.15

09 February 2021 9,552 3 View

How to address SRMR (0.2 to 0.8) to make model fit?

Dear researchers, I want to update my knowledge regarding data analysis. I will be honored if you can help me to reduce in correcting SRMR in SEM_PLS. All the measures (AVE, CR, VIF, CA, HTMT) are...

09 February 2021 1,702 1 View

What is the difference between the following statistical software: SPSS; Amos; SMART PLS ?

What is the difference between the following statistical software: SPSS; Amos; SMART PLS ?

28 December 2020 2,876 6 View

Is it okay to divide data into three age groups and prepare separate (same structure) PLSPM based (SEM MODELS)?

The whole data was collected on Likert scale. I am using Prof. Gaston's plspm package in R for SEM modeling. I think different age groups must have differences. But, I can't test differences of...

01 December 2020 3,728 8 View

PLS-SEM generalizability issue?

I'm developing a readiness assessment model regarding contractors' preparedness for a specific activity, in order to do so, a survey study was carried out and the data analyzed with PLS-SEM to...

24 November 2020 399 1 View

What's the criterion of the Discriminant Validity between dimensions of second-order variable?

Hello All, I am doing a study that includes two constructs, using PLS-SEM. Based on previous literature, those two constructs can be included in the same category. Considering the discriminant...

05 November 2020 1,295 2 View

How to justify my methodological contribution rather than saying that I will use PLS SEM in my research. May I defend it other ways?

I need to defend my research proposal for the methodological part.

22 September 2020 4,287 3 View

Whether analysis with CB-SEM by AMOS will have better results comparing with PLS-SEM?

With your experiences, which one will have better results, CB-SEM or PLS SEM?

15 September 2020 8,092 5 View

What Criteria to consider in PLS SEM Construct reliability and validity?

Hello, I am currently investigating some reflective research models with SmartPLS and had a few questions about checking the Construct reliability, validity and discriminant validity. Can i...

04 September 2020 9,790 3 View