Question regarding appropriate statistical analysis?

We have a data set from N=193 participants. They assessed Corporate Image, Employer Image, Customer Experience and Employer Attractiveness (on Likert scales) for 8 different companies (each of...

30 January 2021 3,296 4 View

COMSOL: Sequential optimization / update parameters after optimization run?

Hello to the COMSOL experts, is it possible in COMSOL Multiphysics to update the model parameters after an optimization based on the results of these optimization? (Ideally without using Livelink...

13 December 2020 7,927 4 View

What can explain the high desorption percentage when the desorbent is NaOH on a material that has adsorbed an anionic dye ?

Good morning to all of you Please, I need some help, After the adsorption of an anionic dye by an activated carbon at acidic pH, I studied the desorption phenomenon using NaOH, H2O and H2SO4 as...

18 April 2020 2,592 5 View

How can the fundamental particles of the Standard Model get the charge?

01 April 2017 7,996 3 View

Is there recent knowledge about social structure within a litter of warthog piglets?

Young warthogs (Phacochoerus aethiopicus) display suspicious light colored bristels at their cheeks. In our view these seem to mimic the prominent tuskers of the adult...(?) I would greatly...

06 October 2015 1,983 4 View

Is there any research on word order in medieval latin?

02 March 2015 1,831 3 View

Why was the "Eightfold Way" of Gell-Mann the last stationary picture in the particle physics?

01 January 1970 2,073 3 View

From Standard Model to precise steric System of 61 Elementary particles (Spin, Strangeness, Charge).

As the Quantummechanics overtake 1960 the Baryon Decuplet of Gell-Mann, the possibility to get a total System of the Matter points got lost, only the 17 Fundamental points of the Standard brick...

01 January 1970 2,076 5 View

How to compare two groups with only two measurements?

Hiiiii everyone! I have an enquiry on statistical analysis. I was looking for many forum and it's still cannot solve my problem. I want to compare means of two groups of data but only with two...

03 March 2021 8,796 3 View

Enhanced Yellow Fluorescent Protein (Aequorea victoria) DNA sequence?

I am on the lookout for the Enhanced Yellow Fluorescent Protein (Aequorea victoria) DNA sequence. Does anyone know where I can find it? Thank you in advance

03 March 2021 3,568 1 View

What kind of fluid could I use for a pitfall trap that also does not invalidate molecular testing?

Hi, I want to start testing pitfall trap to obtain ants samples, but I need to conduct molecular analysis on those insects. So, what kind of fluid can I use? Ethanol expires too early and I need...

03 March 2021 5,978 5 View

What's the best way to measure growth rates in House sparrow chicks from day 2 to day 10?

What's the best way to measure growth rates in House sparrow chicks from day 2 to day 10? Since, the growth curve from day 2 to 10 won't be like the "Logistic curve" it might not follow logistic...

03 March 2021 1,401 3 View

Do we need to write protocol for a second study of a systematic review that has been registered and published?

I have conducted and published a systematic review and meta-analysis research with the topic related to public health and health pomotion (protocol was registed in PROSPERO). Now we want to...

03 March 2021 8,920 3 View

How to increase a model accuracy ?

dear community, my model is based feature extraction from non stationary signals using discrete Wavelet Transform and then using statistical features then machine learning classifiers in order to...

03 March 2021 6,994 5 View

1. What is the impact of having different scales in a survey? and how can we solve this problem before and after data collection (Literature)?

1. What is the impact of having different scales in a survey? and how can we solve this problem before and after data collection (Literature-based reflection)? Thank you for your time and for...

03 March 2021 2,870 3 View

What degree of missing data in a particular case/participant results in Expectation-Maximisation no longer working?

I'm dealing with a mediation model and am using the PROCESS module in SPSS. Due to SPSS and PROCESS being limited in the imputation methods - being unable to handle multiple imputation - the other...

02 March 2021 4,362 1 View

Do I need to do linear regression before running mediation analysis using PROCESS MACRO by Hayes ?

I just wanted to check if I need to run a linear regression separately if I am using PROCESS MACRO to run mediation analysis. Thank you.

02 March 2021 4,359 3 View

Sample dilution for quantitative analysis using ELISA?

If the detection range is in ng/ml but the reference range is in ug/ml for a molecule or protein in serum or plasma .how to dilute and what is the initial volume to be taken for quantitative analysis

02 March 2021 7,670 3 View