How do I calculate a power analysis for repeated measures ANOVA?

I did a clinical trial for 2 groups (30 Type 2 DM patients in each group), and after I complete the study I did 2*3 (2groups and with 3 continuous measures: at baseline, after 3 months and after 6...

13 August 2020 4,808 4 View

What is the best regression analysis?

I did and educational intervention to type 2 DM (clinical trial for 60 patients, 30 in intervention arm and 30 in control arm) I want to do regression analysis to a dependent variable, improvement...

27 May 2020 5,853 21 View

Anybody here can help me to do little exercise at Matlab ( only one page ) ?

Anybody here can help me to do little exercise at Matlab ( only one page ) , I done it in excel but I want it to be at MATLAB, its little equations in thermodynamics?

04 May 2020 7,157 3 View

Using multi regression in curve fitting?

I have many data regarding two independent variables. I asking for how to get a fitting curve to predict the attitude of the two variables. I wonder if it will be beneficial to use multi...

03 March 2020 9,221 3 View

What stratified randomization means?

Does stratified randomization for diabetic patients based on HbA1c values (above 7 and less than 7%) mean that we will enroll one patient with uncontrolled hyperglycemia in the control group and...

21 October 2019 6,914 3 View

Retention rate in clinical trials?

Can a researcher get higher than the desired sample size in one arm of the study? Example if the sample size is 60 patients (30 in each arm) and one assumes 30% loss to follow up with a total of...

09 October 2019 2,180 5 View

Sample size calculation in randomized clinical trials??

07 October 2019 7,613 1 View

% population of CD4 CD25 and FOXP3 for Control Vs Test groups?

After some reading and checking for the Treg cells during helminthic infection, I found my self somewhat confused for the % populations measured for CD4 CD25 and FOXP3 for Control against Text...

18 March 2019 6,915 3 View

What is the Average RNA yield from FDC-P1 cells?

15 November 2018 6,159 2 View

Transforming non-normally distributed data for regression analysis?

Hi there - I'm working on a regression analysis to investegate the influence of dark personality traits' collected through HDS on overall leadership quality examined through a manager quality...

28 September 2018 4,097 4 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

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

How can I integrate a routing protocol in a tiny device (e.g. Raspberry Pi)?

Hi Community, I'm facing the issue of integration/compiling a new routing protocol in a WSN simulator. The final goal is to successfully add, configure this routing protocol in hardware devices...

01 March 2021 9,332 6 View

How to improve and implement WBAN MAC and Radio modules under Castalia 3.2 ?

Hello researchers, Hello Castalia3.2 researchers I am a beginner with Castalia, I work on optimization of RFID systems used in wireless body networks. I simulated a WBAN with 10 nodes and one...

28 February 2021 400 1 View

What is the difference between genotype and haplotype data in the ped format?

Hi everybody In the ped format for genotype, alleles of any SNP are represented by two columns (one for each allele, separated by a space). Is a column sufficient for the haplotype to...

27 February 2021 1,965 1 View