What is the most appropriate statistical tool to carry out a study on: Effects of Jigsaw Strategies on Students' Performance in Maths?

The Performance consists of Attitude, Achievement and Retention

10 December 2020 5,459 2 View

Is iron oxide (rust) a problem in DNA extractions?

Hello, I just started extracting DNA from some spiders, using 5-mm ball bearings to grind the specimens in a tissue mill. I had ordered the ball bearings on Amazon, and thought it was a good idea...

21 July 2020 2,271 6 View

Where to find resources to improve a self-designed psychometric instrument?

When our institution had to switch rapidly to remote instruction, professors who had not taught remotely before wondered what the best blend of synchronous and asynchronous activities would be....

27 May 2020 841 3 View

Why are surrogates only added at the time of extraction, not at the time of sample collection and processing?

I am working on a study on pharmaceutical fate and uptake in plants. We are wondering about analyte degradation during the initial transport, processing, and storage of the soil and plant samples,...

30 October 2019 3,540 1 View

Can anyone give me information on machine learning algorithm code?

Researching in the field of Abnormal Traffic Identification Methods.

26 March 2019 9,495 5 View

Can anyone suggest some qualitative research that has been done on low SES parental attitudes to literacy and lanaguge development?

I am studying this area for my masters in education thesis and would appreciate any suggestions on good articles/books/journals on this area.

06 October 2017 9,978 2 View

Any way to salvage data from merged colonies in a colony forming assay?

We attempted a series of colony forming assays of cancer cells for irradiation. However, due to some vibration issues from our incubator, the cells settled towards the center of the plate...

27 July 2017 5,593 1 View

How do heart-rate monitors work?

03 July 2017 1,651 8 View

Issues with imaging Stain-free gels without using Biorad's imaging system?

I'm trying to do total protein quantification with Stain-free precast gels and after a lot of reading and many phone calls with Bio-rad, I am confident it's possible to read the gels and membranes...

15 March 2017 4,443 6 View

How can I distinguish each cell type in a tri-layer construct of fibroblasts (TIG120), HUVECs, and epithelial cells (MCF10A) by immunostaining?

I'm looking for specific markers for fibroblasts (TIG120), epithelial (MCF10 or MDCK) and HUVECs so as to be able to distinguish each cell type in a tri-layer construct I'm developing. Can someone...

24 August 2016 2,997 3 View

error in running a model in Abaqus

Excessive rotation of nodes in node set ErrNodeExcessRotation-Step1

17 August 2021 0 0 View

error in modelling model in Abaqus

Excessive rotation of nodes in node set ErrNodeExcessRotation-Step1

17 August 2021 0 0 View

MD MOE RMSD

How to calculate the RMSD values for a MD simulation using MOE?

07 August 2021 0 0 View

MD MOE RMSD

How to calculate the RMSD values for a MD simulation using MOE?

07 August 2021 0 0 View

MGL tools

20 June 2021 0 0 View

fatal error

When I tried to energy minimization my system, I got fatal error as below. Fatal error: Atomtype opls_116 not found Although I've already added this line: ; include water #include "oplsaa.ff/spc.itp" to [molecultype] directive in my topology.

16 June 2021 0 0 View

fatal error

When I tried to energy minimization my system, I got fatal error as below. Fatal error: Atomtype opls_116 not found Although I've already added this line: ; include water #include "oplsaa.ff/spc.itp" to [molecultype] directive in my topology.

16 June 2021 0 0 View

fatal error

When I tried to energy minimization my system, I got fatal error as below. Fatal error: Atomtype opls_116 not found Although I've already added this line: ; include water #include "oplsaa.ff/spc.itp" to [molecultype] directive in my topology.

16 June 2021 0 0 View

fatal error

When I tried to energy minimization my system, I got fatal error as below. Fatal error: Atomtype opls_116 not found Although I've already added this line: ; include water #include "oplsaa.ff/spc.itp" to [molecultype] directive in my topology.

16 June 2021 0 0 View

i have some problem with chtMultiRegionSimpleFoam

--> FOAM FATAL ERROR: Maximum number of iterations exceeded From function Foam::scalar Foam::species::thermo::T(Foam::scalar, Foam::scalar, Foam::scalar, Foam::scalar (Foam::species::thermo::*)(Foam::scalar, Foam::scalar) const, Foam::scalar (Foam::species::thermo::*)(Foam::scalar, Foam::scalar) const, Foam::scalar (Foam::species::thermo::*)(Foam::scalar) const) const [with Thermo = Foam::hConstThermo >; Type = Foam::sensibleEnthalpy; Foam::scalar = double; Foam::species::thermo = Foam::species::thermo >, Foam::sensibleEnthalpy>] in file /home/ubuntu/OpenFOAM/OpenFOAM-4.1/src/thermophysicalModels/specie/lnInclude/thermoI.H at line 66. FOAM aborting #0 Foam::error::printStack(Foam::Ostream&) at ??:? #1 Foam::error::abort() at ??:? #2 Foam::heRhoThermo >, Foam::sensibleEnthalpy> > > >::calculate() at ??:? #3 Foam::heRhoThermo >, Foam::sensibleEnthalpy> > > >::correct() at ??:? #4 ? at ??:? #5 __libc_start_main in "/lib/x86_64-linux-gnu/libc.so.6" #6 ? at ??:?

24 March 2021 0 0 View