Which goodness-of-fit indices or statistical test should be used in interpreting the results of a CFA, using the DWLS method?

recently it is being discussed whether the measures of goodness of adjustment expounded by Hu & Bentler, 1999, were obtained by maximum likelihood.

06 July 2018 9,661 0 View

Indices bias effect or method?

Does anyone know if there are indexes for the bias effect (sometimes called the effect of the method), something like the auxiliary indexes of the bifactor models?

03 April 2018 3,710 1 View

Do short tests in psychology have more advantages than disadvantages?

Currently there are common short tests in psychology, of 4 items, 3 items and a single item, what is your opinion about these practices ?, consider that has more advantages than disadvantages

08 September 2017 763 14 View

How can I interpret method bias in SEM

07 August 2017 4,116 0 View

How to interpret an intercept in SEM

How the intercepts are interpreted and it is important to report in the structural equation models

06 July 2017 4,621 0 View

What are the steps to reduce the number of items in a test, from the SEM approach?

Someone can recommend me different decisions to reduce the amount of items of a psychological scale

02 March 2017 7,707 2 View

Hi. Anyone knows how to simulate Likert scale data in r?

I want to know more about simulation data associated with psychology in the R program

06 July 2016 4,091 6 View

What is the most reliable source to get Impact factor of journals?

Source to get Impact factor of journals

01 March 2021 6,654 2 View

Which index or sites are reliable in determining of plant species?

There are many indexes when determining plant species: Plants of the World Online (POWO), International Plants Names Index (www.ipni.org), The Plant List (www.theplantlist.org) and others. But...

26 February 2021 3,404 10 View

How do historians determine the credibility sources in modern history?

For a source to be considered reliable it must contain accurate historical information. But how does one determine the accuracy and reliability of sources in modern and recent history since not...

23 February 2021 1,346 13 View

How can we measure the reliability and validity of our survey questionnaire?

We are conducting survey research on COVID-19 misinformation among students. How can we validate our survey for it to produce valid and reliable data? Also, what statistical tools can we use to...

16 February 2021 678 3 View

What does the value 0.498 in reliability?

There are 6 television programmes of different TV genres and their mean and mean ranks are put for each of them. But the reliability value of all the programmes together is 0.498 . So what exactly...

15 February 2021 7,686 4 View

Where can I find a reliable and updated methodology related with the design of spiral heat exchangers?

I need to design an spiral heat exchanger, buy I don't know what reference or bibliography (preferably a book) should I consult in order to get an updated and reliable methodology related with...

14 February 2021 7,910 3 View

What are the popular techniques for pre-processing measurement data in Smart Grid/Power System?

The data collected from various measurement devices often contains erroneous values - such as noise, missing values, etc. What are the popular techniques for pre-processing measurement data in...

14 February 2021 4,642 2 View

Western blot protein of interest falling at a lower weight than expected?

My protein of interest is DAGLa (115 kDa). We received the antibody for this from another researcher who reliably shows bands at this weight. We do see a light banding at this weight, but the...

11 February 2021 6,009 3 View

Which kind of validity should e established in case we want to conduct a survey using newly developed survey questionnaire?

I am conducting a survey using self developed questionnaire. I have established its face validity and content validity. Some expert reviewer has suggested I must establish the validity by...

11 February 2021 2,077 3 View

According to the sample size of a research, what is the percentage of the sample size needed to assess the reliability and validity?

I need an answer supported by an article or book... etc Actually, am doing a research, the sample size is 120 subjects. I already assessed the reliability and validity on 20 subjects. what I want...

11 February 2021 388 4 View