How to extract within-group effects from a mixed effects model in R?

Hello, I am working with some longitudinal data resulted from a clinical trial. I have the interaction effect of time and group + random effect of Subject. Time variable consists of 6 timepoint...

29 November 2020 6,416 3 View

How can I apply degenerate primer in SerialCloner (2.6.1) to run a PCR?

I have to carry out an in silico PCR on the 16S-rRNA gene of 5 random bacteria strains. I would like to evaluate the resulting amplicon of different primer pairs. Because I can only use free...

14 November 2020 2,341 2 View

Random effect: include or exclude, considering ICC?

We conducted a field trail, where a harvesting machine repeatedly passed numerous study plots (randomly located in a forest stand). After each pass, rut depth increment was measured. Number of...

08 November 2020 4,232 3 View

How to do a meta analysis--defining a model?

Hi, I wanted to know the fundamental basics of a meta analysis. I have read up and found many diff methods being applied to answer a given research question. I want to understand the below: 1....

20 July 2020 4,445 5 View

Abaqus Error: The surface of a 3D discrete rigid part does not exist in the assembly?

I used a discrete rigid part (cuboid) to translate a force into a plate for a bending test. Trying to run the job, there occurs an error that the surface of the cuboid does not exist. In the...

20 January 2020 5,160 4 View

Advanced analysis of summary data of 2 different surveys?

Hi, I am doing a state wise comparison of nutrition related data of 2 different surveys and I am using their state wise estimates. I have raw data for only 1 data set and I understand that I...

20 January 2020 8,530 3 View

Recommendation on research on Bangladesh/South Asian programs on breastfeeding/nutrition <1 year child?

Hi, I am looking for references on nutrition interventions in south asian nations like Bangladesh and Sri Lanka (mostly nutrition sensitive/preventive approach) to reduce growth...

05 January 2020 7,580 8 View

What to do if i am getting very light bands on SDS-PAGE ?

I didnt add any molecular marker in sample. moreover light bands are seen. My protein is showing proteolytic activity and fibrinolytic activity too. But bands are very light . please tell me...

16 August 2019 7,779 6 View

Which algorithm might be worth trying for this dataset ?

Please find the sample dataset attached. Here, as we can observe there is a forecast and actual data. However, we have only for about 8 years (2000- 2008) of data. Trying: XGBoost, ARIMA...

07 August 2019 8,765 3 View

Suitability of Poisson Regression?

Hi, I am looking at dietary diversity (7 food group score data) as a dependent variable and with 2 continous and 2 categorical variables as independent variables.. Is poisson regression okay for...

14 May 2019 6,906 5 View

Ideas for Phd's Thesis on pricing (Marketing)?

Hi everyone, I'm studying Marketing and I would like to write my PhD thesis on the topic of pricing. Any specific ideas?

02 March 2021 9,706 5 View

Tooth extraction and subsequent dental implant placement in Sprague-Dawley rats induce differential changes in anterior digastric myofibre size and ?

01 March 2021 7,254 3 View

Does the circuit modeling for planar monopole antennas using Foster canonical forms give good approximation?

Hi researchers, I am searching for some accurate way to do the circuit modeling of planar CPW-fed monopole antennas. I have gone through the literature where mostly circuit modeling is done using...

28 February 2021 7,016 1 View

Why cannot world and community leaders be gentle? Where did ethics of care go?

The whole world is in a mess and paused. We all are tired of seeing hypermasculinized and destructive leaderships all around us. This world has seen enough of the aggressive patriarchal social...

23 February 2021 292 7 View

How to dissolve cross-linked Amberlite IRC120 H, hydrogen form resin?

Hello all, I have used Amberlite IRC120 H, hydrogen form acidic cation-exchange resin for the ion-exchange of waterglass [sodium silicate solution -- 40% Sodium silicate (mol ratio > 3.2)...

21 February 2021 5,614 3 View

How COVID-19 has affected mental health?

The pandemic has led to depression and anxiety and its negative effects shouldn't be ignored. However, it has also led some people to become more resilient! What do you think? Thank you.

21 February 2021 4,733 19 View

What is the most prevalent drug related problem in the developed countries?

Detecting the drug related problems is an important step in the pharmaceutical care plan

21 February 2021 5,421 3 View

Can I follow Researchers from Teaching and testing areas?

I want Researchers from Educational Measurement and Evaluation, relating to teaching, learning , academic performance and test validation

18 February 2021 4,757 13 View

Can medicinal plants really play an inherent rule in the COVID-19 tackle?

Numerous scientific reports cited plant extracts with potential antiviral activity and even anti-COVID-19? Why these findings are neglected? I remember very well the warning released by the WHO to...

17 February 2021 2,141 9 View

How can I interpret a ratio variable?

Dear colleagues, I am running a regression in which I have the following regression FoodExp = 67.04 DepRatio +.....e My interest is in the interpretation of the coefficient on the dependency...

16 February 2021 2,058 2 View