Sample size calculation for multinomial logistic regression model?

May I know how to do Sample size calculation for multinomial logistic regression model?

10 November 2018 9,690 3 View

How to standardize coefficient in multinomial logistic regression model in SPSS?

(1). How to standardize coefficient in multinomial logistic regression model in SPSS? (2). After standardization of the coefficients in different multinomial logistic regression model, can we...

10 November 2018 7,648 0 View

How long can i put my sciatic nerve tissue in the formalin solution for future immunofluroscent staining?

how long can i put my sciatic nerve tissue in the formalin solution for future immunofluroscent staining?

04 May 2018 265 0 View

How to quantify axonal loss without taking nerve biopsy but take nearby tissue in carpal tunnel syndrome?

I plan to take some tissues nearby while doing open release for carpal tunnel syndrome to quantify axonal loss of the injured median nerve. May I know any good laboratory techniques ? Thank you

01 February 2018 9,282 1 View

How to check multicollinearity of IVs in ordinal regression model using SPSS?

Dependent Variable (DV) is ordinal data. Independent variables (IVs) are continuous data. Using SPSS, Multicollinearity test can be checked in linear regression model. However, this is required...

11 December 2017 4,795 4 View

How to deal with irrational but statistically significant predictor in the model?

I have a dilemma when doing bootstrapping method to examine my model: I identified predictor A & B in my regression model as significant estimates. However, it can be rational only when (A...

10 November 2017 7,975 9 View

How to determine accuracy of predictors in ordinary regression model using SPSS ?

I have created an ordinary regression model with acceptable model-of-fitness, significant predictors, no sig. of test-of-paralelle line etc. Now I wish to determine accuracy of my predictors of...

10 November 2017 7,364 9 View

How to perform multinomial scaling using SPSS?

Any guidelines for performing multinomial scaling using SPSS?A step-by-step guideline is preferred.

01 January 1970 8,023 0 View

With a poor performance in ROC curve of the model, does that mean the model is useless at all?

I created a binary model with results as follow: 1). Omnibus Test (Chi-sq.=31.705, p0.05) The model was statistically...

01 January 1970 3,875 5 View

How to confirm the tissue that I am going to test is hippocampus?

I am going to test rat Hippocampus using ELISA. Before that, I wish to confirm if the tissue I am testing is hippocampus. So I am going to use H & E staining to exam the structure. May I know...

01 January 1970 5,467 3 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

How can I edit suggested publications?

Hi there! I regularly receive suggestion about papers and authors that are totally out of my area. Does anybody know how I can fix this? Thank you!

01 March 2021 9,574 4 View

Benefits of the 24 welled plate?

We have always used the 96 welled plate, the 48 welled plate but apparently there is much evidence on the 24 welled plate and above all its benefits.It states it is the same you would use on ELISA...

28 February 2021 1,149 1 View

Any specific pipeline or parameter to analyse total transcriptomics study of brain tissue samples?

I have two groups of brain samples, control and treated for example. It was total RNA nova seq sequencing. I tried all the available pipeline like: star+rsem+deseq2, Hista+stringtie+cuffdiff,...

27 February 2021 356 6 View

When is it unnecessary to change organisational culture?

As a former management practitioner, I recall a generally accepted view that changing organisational culture is difficult, so you should only attempt it if the organisational change that you are...

27 February 2021 2,595 8 View

Standard curve shifting over time. How do I stabilise the ELISA?

24 February 2021 1,365 3 View

How does the injection volume impact LLOQ and ULOQ in regression analysis (LC-MSMS)?

Hello, I have run into an issue that has sparkled a debate at work: is the LLOQ/ULOQ impacted by injection volume under the following circumstances: 1) Same dilution factor of all samples 2)...

23 February 2021 9,159 3 View

Where can the fault diagnosis data set of lithium battery be found?

Most of the data sets on the network only contain good information about the voltage and internal resistance of lithium batteries. The data of faulty battery is missing. Who can help me, I will be...

21 February 2021 8,659 1 View

How can I separate Gertrud Pfister's profile and the profile of Gerald Gems?

we are co-authors of several publications. But I am the only and single author of most of my publications which are based on my own research. How can I separate the profiles?

21 February 2021 4,582 3 View

Why use both bead beating and enzymes (lysostaphin and lysozyme) for DNA extraction from sputum samples?

Hello, I have read in a few publications that to extract total DNA from sputum samples, both bead beating and enzymes are used to disrupt the cells. Bead beating is supposed to be efficient in...

18 February 2021 3,360 2 View