What statistical tests can I conduct for a survey with mostly dichotomous survey questions?

I wanted to know what other statistical tests I can conduct for a mostly dichotomous survey. I am assessing GIS use in graduate public health programs and I am not using a Likert-scale for my...

20 November 2020 1,025 3 View

Biotech Startup Research?

26 October 2020 9,698 5 View

Where to find the NMR data from a log file instead of using Gaussian?

I do not have Gaussian at home and for unforeseen circumstances I cannot get to a computer to visualize my NMR spectra. Where do I find this data in my log file for proton NMR?

17 March 2020 3,676 1 View

What software is available to model the impact of design change in complex products?

This question relates to research into the management of engineering design information and the impact of innovation. Complex products such as aircraft, trains and ships are high-value, long-life...

18 December 2019 316 3 View

What software is available to model the impact of design change in complex products?

Complex products such as aircraft, trains and ships are high-value, long-life assets that are typically managed as a fleet over a period of 20 to 30 years. Managing technology upgrades...

18 December 2019 4,710 3 View

Haemotoxylin and Eosin [H&E] weak Eosin stain, how to get rid of the glass cover and which staining step to re-do?

Hi everyone! I tried my first H&E stain with one of the kits I ordered [Vector Labs, cat.no H-3502], and I stained all my slides. However, when I imaged the sections, there was no pink stain only...

25 August 2019 6,168 3 View

Why use a validated measurement scale?

Hi all, I know that, in general, using a validated measurement scale (where one is available) is preferred over developing your own unvalidated measures, but what I can't seem to find at the...

26 April 2019 3,465 3 View

How to get a physiological pH when making 16% Paraformaldehyde?

I made 16% paraformaldehyde from scratch (dissolving powder in ddH20). While I was attempting to pH it, it would rapidly switch from alkaline to acidic according to the pH strips we use (range pH...

08 April 2019 6,179 3 View

How to compute Moran's I with spdep in r?

I want to compute Moran's I with spdep in r using nearest-neighbour distances. I have computed Moran's I with ape using inverse distance weights but this isn't quite what I need to do. I am trying...

17 November 2016 9,641 3 View

Somebody had use Millipore ECM590 | Blood Vessel Staining Kit?

Im trying to use it with cow tissue, but I don't know if Im doing the protocol right.

24 August 2016 3,467 1 View

How do I interpret fit statistics SEM and Modindices output?

Hi, I would need some help in understanding the SEM output. I run a latent change score analysis to test the change score of a variable of interest at two-time points (repeated measure) PLD1 and...

05 January 2021 3,367 2 View

No title

Hi, I am working on a study where I use mixture modelling with known classes (multi-group analysis) to test for latent mean differences between two groups (the model is estimated in Mplus). One of...

05 January 2021 8,710 3 View

Estimate Beta is .00, yet it's significant?

Hi everyone, I've run an analysis of a latent 3-way interaction in Mplus (Y on XWZ). The estimate for this path is 0.000. S.E. is 0.000. Est./S.E. is 2.034. Two tailed p-value is 0.042. So,...

08 December 2020 2,132 4 View

How can Mplus handle missing data in ESEM with rotation target?

Hello SEM Fans, I conducted an ESEM with target rotation using personality data. 1) Am i right that with rotation target, the calculation can only be made using listwise deletion? In this...

09 November 2020 8,972 3 View

How to aggregate data (team-level variable) in Mplus/SPSS?

Dear Concern, Kindly guide me regarding the step by step process of data aggregation in Mplus/SPSS. (Pls answer as per your expertise in any of the mentioned statistical software). I have...

27 October 2020 8,554 3 View

What estimator I should use in CFA in Mplus when I have continuous and categorical variable?

I conduct first-order CFA model with four factors and 23 variables, of which 11 are categorical and 22 are continuous. I do not know which estimator (ML, MLR, MLM, WLSMV ??) I should use. Please,...

15 October 2020 5,083 4 View

Multiple-Group Invariance with Categorical Outcomes AND correlated residuals?

Dear all, I have a question relating to the following paper: Dubravka Svetina, Leslie Rutkowski & David Rutkowski (2020) Multiple-Group Invariance with Categorical Outcomes Using Updated...

08 October 2020 3,142 3 View

How to perform fit analyses in mediation/moderation models? What is it?

I proposed and tested a mediation model (X-M-Y; in this case M is a mediator). But it is possible that there are other arrangements of the variables (e.g., M-X-Y; Y-M-X) due to the cross-sectional...

08 October 2020 3,668 6 View

BSEM/SEM approach?

Hi all! I'm getting into BSEM approach and I am specially concerned about when it is recommended or not to use this model. I have tested a BSEM with a small sample obtaining excellent results,...

07 September 2020 3,919 3 View

Appropriate analysis involving continuous predictors and a categorical outcome?

I'm planning to do a structural equation model (SEM) in Mplus where high school math motivation (continuous) and gender (dichotomous) would predict attainment in an undergraduate degree in...

03 September 2020 8,435 7 View