Did I perform my glm right?

Some of you might recognize my question and the background, but I struggle with this issue for more than a month now and there is only little progress... Here some background info: I have a...

09 October 2020 4,611 7 View

Which test to use when comparing skewed proportional data between two groups?

Well... the title covers the whole problem. I have very skewed proportional data (the hatching success of a iguana. NOTE that it is a proportion for every nest. e.g. for nest N1, 9 hatchlings...

10 September 2020 3,208 4 View

How to perform and interpret a GLM on skewed proportional data?

Hi there, I know I already posted some questions on this issue, but I still cannot perform this GLM according to expectations. First, I have a dataset with multiple explanatory variables (e.g....

09 September 2020 8,870 8 View

Two random factors in a Linear Mixed Model and Generalized Linear Mixed Model in R?

Hi there! A short summary of my data: I have song recordings of 60 birds (multiple recordings per bird). During the research period, some birds had more than one nest. Now I want to find out...

17 August 2020 1,322 3 View

Why a carcinogen causes/contributes to mutation in one certain cell or certain group of cells and not in another cell/group of cells?

In one person, of one epithelium, which is all exposed to that carcinogen equally, in the same duration, frequency and intensity?

07 January 2018 4,800 9 View

Hello everybody, with which method can I detect the phosphorylation of a downstream molecule of a signaling pathway in cell culture?

understanding cell culture

02 August 2017 5,423 4 View

What may be causing a carry-over effect in UPC2? Can I avoid it?

19 July 2017 8,856 9 View

What are advantages to running a reaction under vacuum rather than under nitrogen? What type of glassware do you need to run reactions under vacuum?

I'm trying to make a PLGA copolymer via melt polymerization and a lot of the literature suggests performing the reaction under vacuum but the exact directions are unclear.

26 September 2016 5,808 3 View

Does intercept in GEE have to be significant?

Hello I am comparing two models of geeglm and in one model the intercept is not significant ( Estimate Std.err Wald Pr(>|W|) (Intercept) -0.933429 0.515005 3.29 0.070 . ) is it still correct to...

13 June 2016 7,905 3 View

GEEGLM output - estimates?

Hello everyone, I have a question about geeglm function in the GEE package in R. I am a begginner in statistics and the estimates in the output of the model are puzzling me. How can I tell that...

01 June 2016 4,531 3 View

How to code open-ended questions in SPSS?

Hello all, In SPSS I am going to code 2 open-ended questions. I have already read all the answers and I made a list of the most important categories to which I can code the answers. This question...

02 March 2021 1,757 4 View

Precipitate after adding laemmli buffer to protein solution containing Potassium Acetate?

Hi, I am running a size exclusion chromatography experiment with a buffer containing Potassium Acetate as a salt. I analyse these fractions through SDS-PAGE. After boiling my SEC fractions in...

01 March 2021 2,622 3 View

How to eliminate Steady state error from Reinforcement learning genetic algorithm code?

The following code (see 1st 2 images attached) is used to produce PID controller values that are designed to control the system (G). The code finds the PID controller values (noted as k) by using...

28 February 2021 6,560 14 View

How could I process data in RCT to include it in meta-analysis?

I'm in the process of doing a meta-analysis and have encountered some problems with the RCT data. One of my outcom is muscle strength. In one study, I have three different measurements of muscle...

25 February 2021 7,603 3 View

Satellite orbit estimation using Recurrent Neural Network - what should I use?

Hello, I am a master's student studying in Yonsei Univeristy, Korea. I am trying to estimate the state of satellite, using Neural Network. Below is a simple flow of my study. 1. Train (t0 ~ t1)...

23 February 2021 6,383 3 View

Any Differences in COVID-19 vaccines?

Are there any differences (outside of the clinical trials that led to their EUA) observed in the rate of infection among those who have received the Pfizer vs Moderna vaccine since the mass...

22 February 2021 9,727 6 View

How can I get the coding gene sequences of Hela and U2OS cell lines? Is mRNA sequence of Hsp90 alpha tissue specific??

I am looking for hsp90 mRNA sequence in Hela and U2OS cell lines, I have tried through ncbi but always the output is hsp90 in homo sapiens not in the specific cell line. Kindly, could any one...

22 February 2021 1,853 3 View

How to constrain genetic algorithm input u?

My real system (buck converter) can only take an input of 0 to 1 (duty ratio) and I need to constrain the system so the controller action keeps within this bounds. How can I do this? The code for...

22 February 2021 2,125 3 View

Difficulty in debugging code to correct error - TypeError: '<' not supported ?

I am trying with a Unet code ontained from net ...in tensorflow. When trying to predict the segmentation result with the trained and saved model with metric " iou" using "CustomObjectScope"...

22 February 2021 5,254 1 View

What are some underexplored theories and concepts in Activated Carbon as A Water Filter?

Hi, me and my team mates are currently planning to pursue the topic of Activated Carbon from Coconut as a Water Filter. And we would like to ask for your suggestions and knowledge on what specific...

22 February 2021 6,569 3 View