Is there any available dataset that has COVID-19 symptoms values ?

I need a dataset which has real values of COVID-19 patients symptoms such as cough and temperature? I have found some datasets online but it contains only 0 or 1 for the symptoms values? Anyone...

29 January 2021 2,232 3 View

Dynamics of cochlea membrane ?

04 November 2020 3,333 1 View

I run GSSHA model in WMS software but the result was not reasonable what is the problem?

i do it with 32 mm precipitation

05 August 2019 8,187 2 View

What is the best formulation to disperse a commercialized graphene in DMF?

I want to prepare a conductive ink. But i couldn't find any journal that provides a formulation for dispersing commercialized graphene in DMF. I want to know what formulation can give a homogenous...

20 March 2019 5,757 7 View

Bacteria E.Coli have Fluorescence when dissolved in Phosphate buffer and DI water???

I want to capture bacteria with Carbon dots, but i get flourescence intensity like jumping up and down by UV, and then i am confuse, why like that? or may be i need to measure OD 600 and...

15 August 2018 3,097 3 View

What is the minimum number of informants to calculate the informant consensus factor (Fic), UV, FL and others in quantitave ethnobotanical techniques?

I have only 8 key informants because I selected them based on certain criteria. However, I would like to analyze the data quantitatively. Thanks in advance.

20 September 2015 5,508 15 View

How to report the results of Intra-Class Correlation Coefficient Results?

If I have the results as attached, how do I report it in presentation slides?

18 September 2014 504 6 View

Can you help me with a problem on reliability statistics?

My Cronbach Alpha stated -0.656. The note below says: The value is negative due to a negative average covariance among items. This violates reliability model assumptions. You may want to check...

11 July 2014 9,920 16 View

Can anyone help me on SPSS?

I am still new in SPSS. If I wanted to include this question: 'How many students are in your classes, by gender?' as a variable/variables, do I need to compute 'students', 'classes' and 'gender'...

22 April 2014 762 16 View

Do any researchers here know how to measure sample size?

I learnt that for random sample, we can use sample size calculator for estimations, and power and sample size program for hypothesis testing. What about cluster sampling? How do we measure the...

05 March 2014 3,290 9 View

Dear all, I was wondering if anyone knows whether MGLtools and Autodock can run on Mac OS?

I have tried to download the 64-bit version of MGLtools however, as many times as I have downloaded and uninstall the programs, an error arises that the app needs to be updated. Thank you.

03 March 2021 5,997 2 View

I got 02 moderator values defining Johnson-Neyman significance regions. Is it an error?

Hi everyone, I am conducting research for my Master's thesis. I am using PROCESS by Johnson-Neyman to analyze my Moderator model. I test the relationship between Public Service Motivation and...

03 March 2021 2,350 2 View

Do I need to do linear regression before running mediation analysis using PROCESS MACRO by Hayes ?

I just wanted to check if I need to run a linear regression separately if I am using PROCESS MACRO to run mediation analysis. Thank you.

02 March 2021 4,359 3 View

What are the most reliable approaches to extract key continuous frames from a video, with complete automation?

I have an input video, of skin (from a microscope that means it is magnified such that blood capillaries are visible). The idea is to extract 15 sec of continuous frames from a video of 1 min,...

02 March 2021 2,735 2 View

Do I need to strip the PVDF membrane before staining it with colloidal gold?

Dear Colleagues, After running Western blot on PVDF membrane and detection using ECL, I would like to stain my PVDF with colloidal gold to be able to allign the ECL image with total proteins on...

02 March 2021 7,829 3 View

How to compare different concentrations of nanoparticles for characterization from ICP-MS?

I took measurements of different concentrations of 15 nm and 5 nm Au nano particle solutions. I'm trying to determine which concentration I measured gives the best reading overall. I also...

02 March 2021 7,626 1 View

PACYC PCR not working after several attempts. Would anyone have any suggestions?

So, I have been trying to run a pACYC PCR which will be used later on for a Gibson Assembly. However the PCR is not working. I have already tried gradient PCR and changing extension time; however...

02 March 2021 1,146 2 View

What SPSS analysis should I run with one IV (with two levels) and two DVs?

Hi, I am trying to figure out which test would be most appropriate to run for the following question: Is there a difference in task blood pressure between smokers and non-smokers? There are two...

01 March 2021 8,235 2 View

How can extract ciprofloxacin hydrochloride disolve in water er to organic solvent such as dichloromethan or any other solvent?

I need a procedure to extract the ciprofloxacin hydrochloride from aqueous solution by using dichloromethane in detail,. I thank you very much.

01 March 2021 4,306 1 View

OpenBCI eeg--has anyone used them?

I'm looking to try out an off-the-shelf EEG set for some exploratory work. Curious if anyone has used the OpenBCI, and how much set-up work is required. I've heard they are more difficult to get...

01 March 2021 4,128 3 View