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

Hello fellow researcher .. What is the meaning of your name?

I would like to create a small guide containing the meanings of the names .. Thanks to everyone who cooperates with me in achieving it.

03 March 2021 5,266 4 View

Is There Any Feasible Method To Test Fluorescent Compounds Other Than Fluorescence Spectrometers ??

Is There Any Feasible Method To Test The Efficiency Of Fluorescent Compounds Other Than UV Spectrometers ? Suggestions Would Be Appreciated !

02 March 2021 5,785 3 View

Is it possible to do piezoelectric coupling in ANSYS-APDL or COMSOL between tapered substrate and rectangular piezoelectric patch?

How to do Piezoelectric coupling in ANSYS-APDL or COMSOL between tapered substrate and rectangular piezoelectric patch? Piezoelectric coupling between the rectangular substrate and rectangular...

02 March 2021 9,833 3 View

Does anyone know HRM channel in a 2 plex QIAGEN Rotor- Gene Q qPCR can be used as a separate channel?

I am going to have 3 different probes in my qPCR work that I am going to do. But I realized that the machine we have in the lab is a Rotor-Gene Q 2plex HRM Platform, saying it has green, yellow,...

01 March 2021 8,544 1 View

Adherance of Polyaniline coating over stainless steel?

Is the electropolymerisation of polyaniline coating over stainless steel (SS) via Cyclic voltammetry technique is really adherant? Else how to improve the adhesion of the coating, whether any...

01 March 2021 8,220 2 View

How can you bring two structures together to create an adhesive bond in LAMMPS?

I have created an Ice 1h crystalline structure and an Aluminium substrate structure and equilibrated both at 250K. Now I need to bring them together in a way that an adhesive bond is created....

01 March 2021 3,325 2 View

No title

Does anyone have the experience of using Taq Man probes in the QIAGEN Rotar- Gene qPCR machine?

01 March 2021 5,311 1 View

Why is the sum of the elements in a row in a Q matrix equal to zero?

When explaining substitution models, the substitutions are expressed as Q matrix. Why is the sum of the elements in a row zero?

28 February 2021 3,864 3 View

How to model the battery pack in PSIM or PSCAD?

Hello, I have simulated a single battery cell using Thevenin equivalent circuit. For a battery pack, I have a large number of cells connected in series and parallel connections. Is there any way...

28 February 2021 2,116 1 View

Reference/personalized url links using Redcap?

We are planning a survey in which participants are supposed to fill in a survey multiple times. As it is not possible to identify different participants via id codes due to data safety issues, we...

15 November 2020 4,563 3 View

Is there a survey tool (similar to REDCap) through which we can send an anonymous survey and restrict respondents to one survey each?

I am working on a research survey where I need to send it out to a group of users and track in (anonymous) responses. I need to restrict users to completing the survey only once. I do not think...

06 August 2020 918 2 View

How to double enter 10% of the already entered data?

We plan to enter 10% of the data for a second time to gauge the error mistakes that could have happened. The data is already randomized and picked, but how should I enter the IDs that will be...

23 September 2019 1,681 3 View

How to double enter 10% of the already entered data?

We plan to enter 10% of the data for a second time to gauge the error mistakes that could have happened. The data is already randomized and picked, but how should I enter the IDs that will be...

08 September 2019 2,167 3 View

What the correct way to code the following into a calculated field in REDCAP?

I am trying to figure out the correct way to code the following into a calculated field. I have questions that are scored based on the answer. All of the original item responses are coded as 0, 1,...

07 August 2019 6,092 2 View

Is there any way to analysis the data by using ANOVA directly from REDCap?

I have started using REDCap. Could I analysis the data using ANOVA directly from REDCap?

01 February 2019 4,794 1 View

App for respondents to take surveys?

Long story short, I have a longitudinal survey for participants and I'd like them to use an app interface to take them, as opposed to a website url-based interface (such as that offered by...

28 November 2018 7,336 3 View

App for respondents to take surveys?

Long story short, I have a longitudinal survey for participants and I'd like them to use an app interface to take them, as opposed to a website url-based interface (such as that offered by...

10 November 2018 5,051 4 View

No title

08 September 2018 4,458 5 View

How do I redirect participants from Inquisit back into their old RedCap session?

07 August 2018 3,185 0 View