Yiwen Tan

10 Questions 3 Answers 0 Followers

Questions related from Yiwen Tan

Which column do I use for lavaan output for WLSMV?

When i use the WLSMV (or DWLS) or MLR estimator, there are 2 columns in my output in R. One is standard one is robust. Which column should i follow?

26 September 2023 7,803 0 View

Validity of questionnaires using national metrics?

I am about to validated a social cohesion scale, with a relatively large sample size (about 6000~). Aside from construct validity, I want to ask whether the following is acceptable as a measure of...

22 December 2022 5,695 0 View

What methods are valid to validate country level constructs?

I am curious to know whether methods like CFA or EFA can be used to measure macro-level constructs. For instance, I have a scale that measures a construct that is theoretically at a national...

06 December 2022 4,412 2 View

How to perform longitudinal K-means clustering?

Is there a step by step guide (preferablly a video guide) in running K-means cluster over longitudinal data? Preferably in R.

09 March 2022 4,553 3 View

Stratified random sampling with nested multiple strata?

I am having difficulty understanding random stratified sampling when there are nested categories within them. Take for instance a size of 1000, and you are interested in sampling gender and...

25 January 2022 2,550 4 View

Difference between latent transition analysis and multi-state analysis?

I'm quite new to these analyses, but superficially LTA and multi-state analysis seem to be doing the same thing? I guess LTA assumes latent variables and multi-state are observable variables, but...

24 September 2021 4,305 1 View

Corpus linguistics collocate indicative of diversity?

I have a question, as to whether collocations in corpus linguistics can be used to indicate diversity. I have a corpora of media news articles, and I manage to find out the frequency of my target...

20 January 2021 2,078 1 View

2SLS vs mediation?

I have been trying to understand 2 stage least squares regression, and I am having difficulty understanding how that is different from mediation analyses. It would be helpful if you could provide...

09 January 2021 8,648 3 View

How to intepret regression for dependent variable with negative values?

Hi, I have a DV that has negative values. Lets assume a temperature range of -10 to 10celsius. I have a number of predictor variables, lets assume we are trying to predict temperature using...

07 September 2020 4,256 6 View

How to upload results from scopus and Web of science on Abtrackr ?

I am trying to use Abstrackr but it only allows PMID lists? I tried uploading XML but it didn't read the file. How can i upload results from scopus, psychinfo or web of science onto abstrakr?

01 January 1970 255 1 View