Is there any minimum number for study to perform publication bias tests?

Whether funnel plot or egger test, is there any minimum number for study to perform publication bias tests?

26 January 2021 5,741 3 View

For continuous variables, in which threshold value we should perform rating up the quality of evidence in Grade analysis?

If the mean difference was used to measure the effect estimates in comparisons, in which threshold value we should perform rating up the quality of evidence in Grade analysis. In terms of Risk...

26 January 2021 5,513 3 View

In which situations, standardized mean differences should be preferred instead of mean differences in the meta-analyses?

I know that SMD is preferred when the variables have different measurement units, but I am not sure. In which situations, standardized mean differences should be preferred instead of mean...

10 January 2021 1,134 3 View

Should I transform the median (IQR) to mean (SD) to include in the meta-analysis?

Some papers prefer to use median (IQR) instead of Mean (SD). Should I transform the median (IQR) to mean (SD) to include in the meta-analysis? Although some method is available in the literature,...

10 January 2021 6,823 5 View

How can I convert 2D mesh to 3D mesh via extended existence 2D mesh just one cell in Z direction?

Hello All, I have 2D mesh defined in x and y directions. Now I would like to extend just once cell in Z direction so that it is 3D Mesh due to requirement of 3D mesh for turbulence model and type...

28 November 2020 7,946 5 View

How to do investigator triangulation in qualitative research?

I am doing a qualitative research with interview as primary data and using thematic analysis. This is my first time doing investigator triangulation. I plan to code the transcriptions...

01 November 2020 4,274 3 View

Do you know if the International Journal of Economics, Finance and Management Sciences (IJEFM) is a predatory journal?

That journal invited me to join their team as an Editorial Board/Reviewer a lot of times. But I want to make sure it's a reliable journal. I checked it, it is not on the List of Predatory Journals.

30 October 2020 6,662 3 View

What are the possible reasons HepG2 cells do not attach after thawing?

04 September 2020 6,599 5 View

In cases where variances are not homogeneous in parametric tests, does ANOVA test get a criticism?

Dear researchers; I know that one of the prerequisites of parametric tests is that variances must show homogeneity. However, if the variances of my data are not homogeneous, the tests to be used...

13 June 2020 4,223 6 View

In what situations is discrimant analysis used?

It is obvious that discrimant analysis is a discrimination analysis. However, factor analysis also makes a sort of separation process by gathering expressions under groups. In this aspect, what...

04 April 2020 9,617 17 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

Binary Logistic Generalized Linear Mixed model in SPSS. Is it doable?

I want to analyses the proportion of swimming sperm of three species of fish in two salinities. To analyse the proportion of swimming sperm in a Generalized Linear Model, I would use a Binary...

03 March 2021 2,297 3 View

Guidelines for survey (question type) analysis?

Hi. Please tell me what guidelines should i need to follow for questionaries' type research work in India. It is not hospital based work, we are conduction basic institutional based qualitative...

03 March 2021 2,037 3 View

Can we classify HV and LV lines based on line length?

I have dataset which shows the length of power lines. I need to classify the lines based on the line length. Is there a rule to classify the High voltage (HV) and low voltage (LV) lines based on...

03 March 2021 4,116 4 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

What test should i use in comparing the correlation between categorical and continuous variables?

Dear all, I have the variable (Surgery duration) represented by values in minutes and the variable (preoperative neuropraxia cases) represented as (Yes/No) values. I want to compare these two...

03 March 2021 5,427 5 View

Logistical regression using SPSS for a dichotomous dependent variable, with an independent variable of 1, 2, 5 and 10 seconds?

I have an experiment with 28 participants The independent variable is the times 1, 2, 5, and 10 used as the cross hairs during a task These 4 times were tested using 4 different blocks, each...

03 March 2021 9,692 2 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