Remove or correct outliers?

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Why my negative control siRNA is decreasing the target gene's expression?

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23 July 2024 2,673 6 View

Is antibiotic bad for transfection?

I'm going to transfect cells with expression plasmids and later siRNAs against the same gene. Is it true that penicillin/streptomycin in the media negatively affects these processes? Shout I use...

07 July 2024 8,671 6 View

What are these round particles in cell culture flask?

I'm working with HEI-OC1 cells of the inner ear. Recently I'm seeing these round particles in the flask (picture attached), but cells' morphology and growth seems normal. However, there are...

26 June 2024 8,717 7 View

What should I do when P-value in Wilcoxson test doesn't meet my expectation?

Hello, I aim to compare the Length of Stay (LOS) in hours b/n two independent groups, with sample sizes of 300 and 310. The LOS data does not follow a normal distribution and shows right-skewed...

25 June 2024 1,842 7 View

How to get the correlation in repeated measure study?

Hi everyone, I was wondering how to get the correlation between one dependent variable and independent variable, Pearson correlation is not an option as there is a follow up visit for each...

24 June 2024 8,104 6 View

can I use Roc Curve in a pilot study?

Hi everyone, we know that the analysis of pilot studies should be based on descriptive statistics and ideally not involve any inferential statistics (i.e., P values). Based on this can I use Roc...

24 June 2024 4,402 7 View

Difference b/n Pilot study and exploratory study?

The Analyse for Pilot study should be based on the descriptive stat and ideally not involved inferential stat. what about exploratory study? can I do inferential stat like cox regression or...

17 June 2024 5,470 3 View

What is the minimum required number of obs per subgroup to use a p-chart?

Hi everyone, I've created a p-chart to monitor a binary variable on a quarterly basis. But I noticed a p-chart requires at least 20 data points. So, I've shifted to monthly reporting. with this...

06 June 2024 4,849 0 View

What assumption will be used if the assumption of Anova are unmet?

Hi everyone, what assumption will be used if the assumption of one-way Anova are unmet? I think Kruskal Wallis-test, am I right? What about two-way Anova?

03 June 2024 2,220 3 View

Logistic regression with time varying covariate?

I have two outcome variables: 1- binary 2- repeated measure There is only one independent variable which is time varying covariate Iam looking for the article to write the Stat for: 1-...

01 June 2024 9,890 3 View

How do you delete a duplicate pdf for the same paper on ResearchGate?

The first pdf file I uploaded had an error. So I uploaded an updated, corrected pdf of that paper with a different pdf name. I dpon't want the old copy to be download or read.

07 August 2024 9,508 1 View

What is the ionic radius of Hydrogen anion? And how to know the exact ionic radii of the elements?

I'm trying to calculate the tolerance factors of the hydride perovskite and the value calculated by me and the reported values are contradictory. Need more clarity in using the correct ionic radii...

01 August 2024 2,614 1 View

How to change the version of the article full-text pdf file?

How to change the displayed full article text to its corrected version? In the file on the page of the journal where I published the article, there was an error in the text, the table is...

30 July 2024 3,229 2 View

Entropy measure and QSPR modeling in Graph Theor. How to construct the table for lengthy equation?

The entropy measured of molecular graphs plays a crucial rule. The network structures in some cases are very lengthy calculations to handle. Some author avoid to construct table where as most...

30 July 2024 3,126 0 View

How do I correct that wrong author's profile in my publication?

I am writing to request a correction regarding the affiliation of one of my co-authors, Donald Ho. Currently, the author's profile incorrectly lists an affiliation with The Hong Kong Polytechnic...

28 July 2024 6,824 0 View

How to test multivariate outlier in STATA?

Hey all, I need help testing for multivariate outliers using STATA for my master thesis. The literature recommends the Minimum Covariance Determinant (MCD) (Verardi & Dehon, 2010). I found the...

22 July 2024 8,821 2 View

How to estimate a protien's size using Chimera or PyMol? how correct this estimated can be?

I need to know the approximate size of my target protein for Negative-stain EM. I have an alpha-fold predicted structure of the protein. I do not see any turtorial on internet for estimating the...

21 July 2024 5,732 3 View

How to ask to correct the Incorrect Claim regarding the writer of Article that I was involved in?

Dear sir/Madam, I am Parinaz Parsa the first writer of article "Optimisation of probiotic yoghurt production enriched with phytosterols" and understand that one person is mentioned as writer which...

14 July 2024 9,579 2 View

Can someone help with the instrument configuration in Profex using Rietveld Refinement?

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14 July 2024 4,767 1 View

My article: The Extended Pedersen hypothesis can you correct the the name of first Author?

In My article: The Extended Pedersen hypothesis (published, February 1988 Clinical Physiology and Biochemistry 6(2):68-73,) there is mistake of the name of first Author: it is not Catherine...

11 July 2024 1,801 2 View

Jochen Wilhelm

Have you read what is already said?

https://www.researchgate.net/topic/Outliers

Deborah J Hilton

Hello Bahar, have you got this book in your library; Armitage and Berry; Statistical methods in medical research. pg 328-334

Akram Hamidian

It's the best that remove them from qualitative

analysis and study separate, through quantitative methods.

I'm sorry. It's the best that remove them from quantitative

analysis and study separate, through qualitative methods.