What is the difference between SPSS and LISREL when running CFA and WLS?

Im doing a Psychometric evaluation on ryff's psychological well-being scale and have read rrls using LISREL. However, im only familiar with SPSS so is there a difference in both? Thank you!

03 April 2017 2,662 10 View

What is the minimum sample size for factor analysis?

I will be doing ryff's psychological well-being scale for psychometric properties. What would be the minimum sample size for factor analysis using spss? I read Slovin's formula is not reliable?

03 April 2017 2,108 7 View

Could alternate form reliability be administered simultaneously?

I will be doing ryff's psychological well being scale's psychometric properties. Could I administer alternate form reliability simultaneously? (42-item and 18-item)

03 April 2017 3,437 4 View

What would be a good discriminant validity for Ryff's PWB?

03 April 2017 4,381 4 View

What would you use for reliability in a Psychometric Evaluation?

I will be doing ryff's psychological well being scale for my psychometric properties. Can I do chronbach's alpha and split half simultaneously? I know I can get the chronbachs for each split...

03 April 2017 8,634 15 View

Can Zung's Depression Scale be administered by a student?

I am currently doing my psychometric evaluation on ryff's scale and would like to use Zung's scale for my divergent validity. I am an undergrad student. Can I administer it?

03 April 2017 1,623 6 View

What scale will you use for convergent validity?

I am currently doing a psychometric evaluation on Ryff's PWB. In my convergent validity scale, should the instrument still on on PWB or shift to a hedonistic SWB? Thank you!

02 March 2017 8,742 3 View

Is it logical to have an additional qualitative study on psychometric evaluation?

Im currently doing a psychometric evaluation of Ryff's scale and my professor would want me to do an interview and see if the respondents' answers support the dimensions of the theory. Is it...

02 March 2017 3,051 6 View

What is the minimum participants for ANOVA?

Hello! I'm doing a comprative study and I would like to know what is the minimum participants per group? Thank you!

01 February 2017 3,852 8 View

Why is there no model for Self-Efficacy Theory?

Hello! I would like to know why there is no model for SET. My adviser would want me to have a model for my theoretical framework and I chose the SET however, no model can be found. Maybe some...

10 November 2016 4,346 1 View

Why are the velocities so high in my Boussinesq approximation Fluent simulation?

Hello, I have a mechanism where air rises due to convective flows. In this simulation, nothing is driving the air except this. I understand that the Boussinesq approximation only works for small...

02 March 2021 4,910 3 View

New Journal, "Integrative Psychological and Behavioral Science" -- do you not know, and have you not seen, this done before?

Question to you and THEM, the New Journal, "Integrative Psychological and Behavioral Science" -- do you not know, and have you not seen, this done before? There appears to be a core problem for...

02 March 2021 3,024 2 View

Which is a lucid standard comprehensive book to guide on psychological scale construction and its standardization?

02 March 2021 7,082 3 View

LOAD DISPLACEMENT CURVES Stiffness increasing in ANSYS non linear analysis. HOW CAN I CORRECT IT?

Hi. I am doing non linear FE analysis using a new material beam under flexural 2 point loading using ANSYS. I have defined a bilinear material model. The solution has converged. In results I am...

01 March 2021 9,911 3 View

How to choose ANN number of hidden layers and nodes?

Hello, Could you please share any interesting research explaining how to choose the number of hidden layers and nodes per layer in case of regression problems using ANN? Thank you, any help would...

01 March 2021 6,200 3 View

PUC19 as a transfer plasmid for lentiviral delivery?

Hello, Is it possible to use pUC19 as a transfer vector to be packed in using the second generation viral particles packaging system( pMD2.G; psPAX2 plasmids)? As far as I understand it there is...

28 February 2021 4,868 2 View

How could I take into consideration the weights of observation in a system of seemingly unrelated regressions (SUR) in rstudio?

I build a model of 4 regression equations (probit and OLS) in R studio. I need to take the weights of observations into consideration. While it is simple to do so for every regression equation,...

27 February 2021 1,233 1 View

Can random sampling have inclusion criteria?

As random sampling means that everyone in the population have an equal chance to be chosen, can it have inclusion criteria? My research participants have been chosen based on the inclusion...

26 February 2021 6,905 10 View

Has anyone used the Illumina ITS1 primer sets?

Hi everyone, Illumina provides a list of primers to amplify with high taxonomic coverage the ITS1 region for further fungal sequencing, but I cannot find the exact amount necessary of each...

25 February 2021 6,969 3 View

How do you mesh a thin solid in Fluent?

Hello, I have used the shell function on SpaceClaim to create thin solids for the model I am studying. These are contained within an enclosure for my study. I chose this approach as it avoids the...

24 February 2021 8,856 3 View