Level 1 pre-post multilevel regression: Panel data or ANOVA approach?

Dear colleagues, I am currently teaching myself in multilevel analysis using educational data. I found few to zero literature on basic analysis methods. In my context we frequently use level-1...

17 February 2021 9,378 5 View

Reliable and Valid Instrument for Causes of Medical Errors?

Is there any questionnaire/survey that measures the causes of medical errors? Example: physician negligence vs. systemic issues. Looking for a reliable and validated instrument. Thank you!

15 February 2021 2,874 4 View

Should the AUC in a concentration-time graph of a subcutaneous implant be roughly the same for poeple?

I have 2 concentration time curves of a subcut drug implant. the first group has a peak around the 50 day mark where as the second group does not. Both groups received the same implant by the same...

10 February 2021 2,305 3 View

Software for flow cytometry-like gating of data sets?

I am currently trying to do image based cytometry from fluorescence microscopy images. From the images I extract data such as cell size and a number of fluorescence intensities. Is there any...

09 February 2021 6,278 1 View

Can A. thaliana splice algae genes?

24 January 2021 329 2 View

Does long term preservation (10years) of Collembola in 99% Ethanol affect recovery rate of extraction by flotation?

Hello! I am currently developing an automated counting approach using Fiji to count Collembola from pitfall trapped samples that have been stored in Ethanol (99%) since 2010. I use flotation (tap...

13 January 2021 659 2 View

Co-stain Lectin PNA FITC conjugate with an uncojugated primary antibody?

Hello, I am planning to stain retinal tissue sections for IHC and want to co-stain cones and rods. For this we plan on using a Lectin PNA From Arachis hypogaea (peanut), FITC Conjugate for cones...

12 January 2021 583 1 View

How to use Abaqus USDFLD subroutine to vary stiffness?

Hi I have a problem where I am trying to vary the stiffness spatially across a structured interface. The whole idea is to vary the stiffness vertically, with a bulk stiffness of 8GPa decreasing...

06 January 2021 262 3 View

I really need help with cov-2 pseudotyped lentivirus production. Support?

Hi, i'm desesperate. i'm trying to produce lentivirus usinf BEI resources kit NR-52948. 24 hours after transfection i detect a massive GFP expression in my 293T cells. After 72 hours i filtered...

30 December 2020 9,889 6 View

How can i estimate the total phenolic content from a plant extract?

Suggestions and recommendations are welcome. A protocol used and experience would also be helpful.

25 December 2020 9,807 4 View

No title

Connecting With the New Digital Customer Immersive technologies

02 February 2021 614 9 View

Can your Imagination will Imagine? What you think about real future World in various sectors because of digital & wireless innovations? What are SWOT?

Can your Imagination will Imagine? What you think about the real future World in various sectors because of digital and wireless innovations? How it will change the World? What will be the...

21 December 2020 3,506 7 View

Regression analysis on small but complete dataset (perfect representation of reality)?

I have a repeated measures design with about 16 cases and 5-6 points of measuring. Sometimes, 1-4 full cases or some points of measure are missing. (The measures are 20 numerical and categorical...

20 December 2020 9,004 7 View

What are best the strategic for mnemonic words?

In my opinion, the best strategy to remembers the words to join the words with action either story or reality.it can be by match using visual media and practice with a native speakers.

07 December 2020 3,909 26 View

split-split-split design will works in reality . if works please insists methodology to adopt?

I have four factors(F1, F2, F3, F4) with different levels( 3*2*2*3). Factors are nested each other so I am planning to do split -split-split design. please insist on the methodology for the triple...

01 December 2020 4,762 6 View

What are possible impacts of Virtual Reality Glass (vive pro) on EEG signals?

Hi All I am conducting an experiment using Vive pro Virtual Reality Glass and EEG simultaneously. I figured out that there is a 20 Hz activity in the power spectrum density of EEG signals while...

12 November 2020 4,180 4 View

Anybody expert in Augmented Reality?

i want to make research related to augmented reality for language learning in my classroom. so I need to learn to make simple AR for my class. i need expert to sharing experience about AR.

03 November 2020 9,241 5 View

Can VR make people's mind lazy?

VR will provide a seamless experience of things going on outside. Things which we are unable to see through our eyes. Will VR make people lazy as it will available the easiness of understanding...

22 October 2020 360 3 View

Is my research title too complex?

Research title: The effectiveness of gamified virtual reality for increasing adherence to exercise, affecting perceived exertion and improving mental and physical health: A preliminary study...

18 October 2020 4,505 10 View

Is glass a solid or liquid material?

Is glass a solid or liquid material?

05 October 2020 4,729 4 View