How to assess scale reliability and validity?

I am conducting a qualitative study which i need to develop a scale, I need to know how to assess the reliability and validity of this scale?

08 September 2017 3,602 6 View

Are there any differences in calculation of Credit hours in undergraduates and postgraduates?

09 October 2016 290 0 View

Is it necessary to teach bioinformatics for undergraduate medical students?

06 July 2016 3,590 3 View

Regarding statistical data, why Epidata as software is preferable than SPSS?

what are the pros of Epidata compare to SPSS in handling the data set.

11 December 2015 3,148 0 View

Are scientist biased to their race or nations?

Are scientist thinking could be based on their race when write a scientific article, cite their race result and papers rather than others result, hide some result that may insult their race and...

10 November 2015 9,749 5 View

Is there any software that can predict the effect of the SNPs in the 3D of the protein?

09 October 2015 8,840 8 View

I would like to identify the hub protein in a specific signaling pathway, so how can i determine the hub protein?

I try to select the hub protein in a specific signaling pathway, in order to study the SNPs of this protein genes. So any one can help in determining the Hub Protein in any pathway?

09 October 2015 4,803 3 View

Are there any way to determine the exact cause of genotyping deviation from Hardy Weinberg equilibrium (HWE)?

It is well known that, there are many causes of deviation of the genotyping from the HWE. However, i wounder are there any way to know excatly the cause of this deviation from HWE.

08 September 2015 6,029 14 View

Any one can help in how to make standerdized psychometric test ?

08 September 2015 2,172 5 View

How can i quantifi an enzyme which expressed in tissues not in blood cells?

I try to measure the enzyme concentration for the NO3 which is an endothelial enzyme expressed mainly in the endothelial tissues, some literature report measuring from blood samples, but is it a...

08 September 2015 5,031 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

MGL tools

20 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

What is the most Operating System (OS) which can be INSTALL on Tiny hard devices like Raspberry Pi (RPi) hardware ?

I'm targeting to deploy a mesh network and manually configure MANET routing protocols. I'm preparing scenarios, architectures, and hard devices needed to do that. Are there some step-by-step...

03 March 2021 1,931 5 View

Resistor definition in Piezoelectric bimorph with ANSYS workbench

Hello, good day! I am trying to simulate similar bimorph piezoelectric harvester with below commands. However, the output power doesn't change with resistor value. Please help to find the reason. ET,10,CIRCU94,0 !SET UP RESISTOR R,1,100000 !RESISTANCE VALUE TYPE,10 !SET ELEMENT TYPE E,1,2 !CREATE RESISTOR BETWEEN NODES 1 AND 2 Thanks in advance Regards,

02 March 2021 0 0 View

Arena simulation - how do i model the following model in ARENA (see description) (new to ARENA)?

Hello, I'm fairly new to ARENA and I have the following problem: I have two queues in which, in each queue, a different order type arrives (both having an arrival rate of exponential 10). Order...

02 March 2021 2,431 3 View

How to repeat an operation on an atom selection for multiple times in PyMol?

Hi, I am trying to construct a multi-layer fibril structure from a single layer in PyMol by translating the layer along the fibril axis. For now, I am able to use the Translate command in PyMol...

02 March 2021 4,569 4 View

Is there a powerful system for the security of the systems distributed on IoT systems?

Is there a powerful system for the security of the systems distributed on IoT systems?

02 March 2021 3,858 10 View

How to calculate average trend in maximum annual NDVI from MODIS?

I am wanting to calculate the average trend in maximum annual NDVI in Iceland from 2010-2020 using MODIS MYD13Q1 V6. How would I do this? I have currently inserted the NDVI bands from the MODIS...

02 March 2021 752 2 View