How to pool standard deviations?

More Nattawut Leelakanok's questions See All

Can we use eigenvalue alone to select linear regression model?

Hi, I found that Multinomial Logistic Regression can provide AIC. However, I used Multiple Regression Analysis in SPSS to do the regression. My predictor variables were categorical and continuous...

16 May 2022 5,505 3 View

Is systematic review and meta-analysis a research article or a review article?

Any thought about the classification of this type of article?

01 January 1970 7,817 7 View

What change would occur in physics if the three different sizes of the proton and the two sizes of the deuteron accepted as new physical constants?

For people today, the enigma of the size of the proton still remains enigmatic. However, being myself a researcher in new physical theory which makes it possible to extend the different standard...

28 July 2024 7,823 1 View

Standard curve of H2O2?

Hi, I need to prepare a standard curve of H2O2 to evaluate the primary products of oxidation. H2O2 I have is 35%. How do I prepare a stock of H2O2 10 microlitere. If s.o has experience, I would be...

26 July 2024 3,460 2 View

Getting standard errors and T-statistics for Dynamic panel data with instrumental variable method?

Dear all, I have a user written estimation code based on the paper dynamic panel data estimations with fixed effect by Galvao(2009). I have seen many papers using this method and pvalue, standard...

22 July 2024 4,588 1 View

Validated HPLC method for the estimation of the Amphotericin B ?

During the release test of Amphotericin B using 1% Tween 80, i observed three peaks even in the standard. The first peak consistently yielded results around 500%, while the other peaks showed...

08 July 2024 1,330 0 View

Can I use soybean, sunflower, or olive oil to prepare a standard curve for lipid estimation in plants or pollen?

I am trying to analyze lipids in plants; specifically pollen by using Sulfo-Phospho-Vanillin (SPV) Method! Can I prepare a standard curve for this estimation using soybean, sunflower, or olive...

01 July 2024 3,267 1 View

Generating multiple standard curves from a single template?

Hi everyone! After thinking about it on my own, I'm posting a question here. Has anyone ever tried creating qPCR standard curve samples (plasmid or DNA standard) by inserting multiple target...

30 June 2024 1,569 1 View

About the standard of the FRAP in calculation?

Good morning/day/evening salaam I’d like to ask about the FRAP assay again. I have read some articles which represent the data of frap assay as mg trolox equivalent/L, mg ascorbic acid...

27 June 2024 5,239 0 View

How to do Data Farming and Surrogate Model?

Dear Scholars How is it possible to define an algorithm for data augmentation and use a surrogate model? In particular, I want to use data farming to create artificial data instead of real data...

12 June 2024 2,484 4 View

How estimate the standard deviation or the geometric standard deviation from this database.. i have only the geometric mean.?

I need help

11 June 2024 1,279 0 View

How to increase qPCR efficiency to acceptable range?

My aim is to create a standard for qPCR for absolute quantification of DNA extracted from soil. The reaction contains PowerUp SYBR Green Master Mix, BSA, primer pair (A189F-MB661R- 0.67 uM), and...

10 June 2024 6,708 9 View