Is Refrigerant (R-1234yf) gas high risky flammable and explosive according to ATEX requirements?

we are planning to use Refrigerant (R-1234yf) gas and would like to have prediction to evaluation for measurements against explosion both explosive, flammable areas. So that flammability level is...

10 July 2019 8,943 2 View

What is the formula for heat exchange between mass oil in a tank and ambient?

I have a tank of lube oil which is not insulated and top of tank is a compartment, in other words, tank is the bottom of the auxiliary compartment. The volume of tank is 25.000 liters. Because we...

27 March 2018 1,388 5 View

Could you help me anyone to choose the best configuration of the microscope for mono or dFISH staining of fish chromosomes?

a) Leica DM4B b) Zeiss Axioimager 2 c) Nicon Eclipse NiE d) Olympus BX53 How config is the best performance for FISH staining of chromosome? Could you give me a detailed config of fluorescence...

09 June 2017 1,808 3 View

Zwick tensile tester?

25 August 2016 7,316 3 View

Do you know the main active substance in lavandula stoechas?

08 April 2015 9,098 7 View

Can errors in input data be included in the training phase of ANN?

Let one of the input data is 1.34 (+-0.25 error). Can someone include this error (+-0.25) to input data during training of the ANN?

15 February 2013 9,972 8 View

COVID-19 Infection Map Generation and Diagnosis from Chest X-Ray Images

QaTa-Cov19 Project Watch: https://www.youtube.com/watch?v=KRuv86R887c&feature=youtu.be Visit: http://qatacov.live/ QaTa-Cov19 is a joint project developed by researchers in Qatar...

01 January 1970 6,362 3 View

COVID-19 Online Infection Map Generation and Diagnosis from Chest X-Ray Images

QaTa-Cov19 Project: http://qatacov.live/ QaTa-Cov19 is a joint project developed by researchers in Qatar University and Tampere University for an accurate diagnosis, early detection and infection...

01 January 1970 6,837 6 View

How to compare two groups with only two measurements?

Hiiiii everyone! I have an enquiry on statistical analysis. I was looking for many forum and it's still cannot solve my problem. I want to compare means of two groups of data but only with two...

03 March 2021 8,796 3 View

What's the best way to measure growth rates in House sparrow chicks from day 2 to day 10?

What's the best way to measure growth rates in House sparrow chicks from day 2 to day 10? Since, the growth curve from day 2 to 10 won't be like the "Logistic curve" it might not follow logistic...

03 March 2021 1,401 3 View

VIF very high, but correlation is low and coefficient is significant. Which one whould I choose?

Hello. I have a question whether if my coefficients (statistically significant) would be valid when VIFs are really high. In my model, there are independent variables(IV), moderating variables...

26 February 2021 956 13 View

Data Analysis K-S and S-W tests?

Hello, I have conducted analysis where the K-W and S-W have come out as p

25 February 2021 9,648 3 View

Statistics: include groups of respondents made by one person for analysis?

Good morning, I could not find literature about this so I am asking. I am organizing data for a questionnaire (N=100) that foresees some personal questions like level of education. For the aim...

25 February 2021 2,090 4 View

Which is the best software or programming language (user friendly) for analysing data?

I have a basic knowledge on Python, R and MATLAB in analysing data. Among those, which is the best and user friendly? Which one should I learn deeply to analyse data?N:B: I want to learn data...

20 February 2021 3,950 15 View

Is the box plot of climatic indices better illustrate from daily data or annual data?

Hello, I hope you have a good time. I work on a research project about temperature indices. Due to the high number of indices, I only work on tables and maps on an annual time scale. In other...

19 February 2021 9,742 2 View

ANCOVA controlling baseline in RCT - how to perform power analysis and sample size estimation?

Hi, I have a simple question. I am hoping to perform a power analysis/sample size estimation for an RCT. We will be controlling for baseline symptoms, and using post-treatment or change scores as...

19 February 2021 2,648 23 View

How to find if Qualitative and Quantitative (discrete) variables have a relation?

I'm going to do a brief research about the dependance between the number of cases of Covid-19 and sex( male/female) . One of the requierements is to use inferential statistics to test the...

18 February 2021 7,092 11 View

Algorithms to filter corrective max and min from a set of data?

I've got this 5 year Direct Normal Irradiance data I downloaded from https://re.jrc.ec.europa.eu/. I ordered this by year and by every 24 hours because I need the DNI curve by max in summer, min...

17 February 2021 2,777 5 View