How to compare means of continuous data with zero-inflation and skew?

I have two groups (unpaired) of plant biomass measurements and want to know whether there is a test that can be used to determine statistical significance where assumptions are not violated. The...

18 February 2021 1,258 4 View

Fluo 3-AM in pancreatic beta-cells?

Dear all, I'm trying to understand if a molecule of my interest (capable of inducing glucose-stimulated insulin secretion) determines an increase in intracellular calcium levels in the presence of...

16 February 2021 453 2 View

Are there commercially available fluorescence-tagged Influenza A virus?

30 November 2020 9,445 1 View

What tests for: 1. differences between continuous variables when grouped with different categorical ones; 2. significance of potential relationships?

Hello. I was wondering if anyone had suggestions in terms of what exploratory analysis to carry out for my dissertation with the following data. I measured N=26 participants pre and post an...

09 August 2020 5,256 5 View

Wavy looking bands In western blots?

Hello everybody, from some time, I keep having waving bands in the lower part of my gel, like the proteins are not running on a flat front. I cast my own gels and run them at 90V at the beginning...

26 May 2020 937 3 View

SURVEY - how people changed attitude toward green spaces & urban forests during the COVID19 quarantine?

https://vub.fra1.qualtrics.com/jfe/form/SV_5bSsVfI1g1VgI7j While shaking our society and turning our way of living upside down, the COVID19 pandemic is also putting the relation between nature...

15 May 2020 2,339 8 View

Direct Input of the Occupation Matrix?

I'm implementing the Occupation Matrix Control scheme (OMC) in VASP DFT+U calculations via direcct input of the Occupation Matrix. This requires an external input file (OCCMATRIX) containing the...

17 March 2020 1,921 1 View

Glycerol topology/structure for GROMOS87/Berger forcefield?

Hello all, I need the topology /structure file of the glycerol for the GROMOS87 forcefield. Is some repository available online or do someone know how can I derive them by myself (maybe some tool...

12 March 2020 8,858 2 View

How to interpret moderating effect in PLS?

I am running a Partial Least Squadre Path Modelling in R and I have a Moderating effect (explained by one scalar variable) between my exogenous x and my endogenous y. The only variable that...

25 February 2020 8,022 4 View

Recombinant protein for antibody neutralization?

I need to understand if an antibody I'm using is specific or not. The antibody is not validated. In immunoblotting, the antibody detects a prominent band at the right molecular weight and two...

29 April 2019 4,752 4 View

Alternative to mediation analysis?

I am currently working on my dissertation and want to explore the role of competence as a mediator between the effect of colour of clothes on voting intention (focus on Western countries)....

21 February 2021 8,609 1 View

How COVID-19 has affected mental health?

The pandemic has led to depression and anxiety and its negative effects shouldn't be ignored. However, it has also led some people to become more resilient! What do you think? Thank you.

21 February 2021 4,733 19 View

What new can be added in the field of historical studies to implement more realistic programs?

What new can be added in the field of historical studies to implement more realistic programs in dealing with the events of history and interpreting them with scientific sincerity and competence?

26 January 2021 559 1 View

COVID-19: Individual level, cross-country Panel dataset. Which method to use?

I am struggling with the most appropriate method to use for my Master thesis on the impact on mental health indicators of informal caregivers before and after the start of the COVID-19 pandemic. I...

07 January 2021 1,456 5 View

What are the mental health insurance policies in different countries?

Post Covid 19 the scenario in India has changed and some of the private insurance companies are providing coverages for mental disorders. So My question is what mental disorders are covered in...

04 January 2021 6,474 10 View

What is the best Quality of Life questionnaire for chronic patients?

Hello! I am looking for a SHORT questionnaire/scale to measure Quality of Life in chronic patients (e.g. fibromyalgia, or multiple sclerosis). Ideally, validated for English and Spanish speakers....

22 December 2020 9,962 4 View

Did you know trees in cities can lower stress and boost our mental health?

Benefits of urban trees :

22 December 2020 9,702 2 View

What are the competencies to put forward in Higher Education to prepare students to evolve in a world where IA is ubiquituous?

What are the competencies to put forward in Higher Education to prepare students to evolve in a world where IA is ubiquituous?

15 December 2020 6,350 4 View

How Healthcare Personnel help frontline workers cope with stress and mental burden during COVID-19?

Which methods does they suggest to ease the burden and stress as a teamwork?

09 December 2020 9,605 7 View

What's the analysis I need follow in SPSS step by step ? What statistical test I will use to find sample size using Gpower software?

Hello, I am conducting an experiment for my dissertation and looking at the effect that relaxing photos have at mood , physical and mental health. There is only one group that is going to be used...

23 November 2020 7,471 3 View