With or without a Control Group?

Hello, I will do a research with K-12 students (my own students), and it includes a treatment which will last around 3 months. We will see how and whether it will affect their motivation. That's...

08 February 2021 632 4 View

Can I add a neutral option in a 4-point Likert scale?

Hello, I want to use a motivation scale with my students (secondary school) for my research, but the scale is in a 4-point Likert style with no neutral option (Certainly true - True - Not True -...

04 February 2021 4,757 13 View

What if there is no population to pilot an adapted questionnaire? What about its reliability and validity?

Hello, I'm new to this platform, and this is my first ever post in here. So, please excuse me in advance if I happen to cause any inconvenience. Coming back the question; I have just adapted a...

26 January 2021 9,030 4 View

What is a variabel to analyze empirically or attest a theory of Malthus (Economic Major)?

I have a project to evidence Thomas Robert Malthus theory about a principal of population (Malthusian Spectre/Malthusian Trap). I want to attest, his theory about a relationship of population and...

02 January 2021 8,146 3 View

How can i conduct Multivariate Regression Analysis in Eviews?

I'm interested in estimating the impact of business risk on capital structure (CS) and dividend policy (DP). My study focused on three hypotheses. The first and second hypotheses focused on...

01 August 2020 3,253 3 View

What constitutes a good university degree?

Please do not just read, your reflective comment is highly needed There are thousands of universities mostly in developing countries that are considered to be of 'low standard'. However, if...

18 July 2020 1,206 39 View

Privacy data and Zoom meeting?

Hi everyone, Undoubtedly, there has been a surge in the number of users of "zoom" to organise meetings during the COVID-19 pandemic. As such, there have been some reservations among users and...

01 April 2020 1,441 1 View

How can I integrate Gal1 promoter in front of CDC48p?

I need to integrate Gal1 promoter in front of CDC48p. The problem is that i dont know the right carbon source to include on my G418 plate. I have tried varying concentration of Glucose and...

08 March 2020 7,989 2 View

How do i design concrete piles with a rough surface for my research?

My research topic is "The pullout capacity of batter piles in sand; effect of pile dimension, pile roughness"

06 February 2020 9,159 2 View

My Thermo. Scientific Trace 1300 Gas Chromatography-FID beeps and subsequently shuts the oven down, what could be the possible cause and solution?

Hello All, I am using a thermo scientific trace 1300, but each time the system is up and running, a beeping sound occurs and the oven automatically shutdown even before I make any injection. I...

07 January 2020 8,497 1 View

Which tropical country is the most easy for obtaining research permit (for biological research)?

Dear all, High beurocracy hihly complicate field ecolocial and evolutionary research nowadays. Nearly all tropical countries (maybe all?) requires research permit for performitng research and in...

04 February 2021 3,672 6 View

How to distinguish pure and adulterated honey using NMR spectroscopy?

What are the common adulterants in commercial honey? how to identify pure honey and adulterated honey with the help of NMR spectroscopy? Is there any other technique to check purity of honey?

20 January 2021 5,456 12 View

Can R be used for SEO?

13 January 2021 1,920 1 View

How much pre-PCR dilution of mixed-template DNA extracted from pollen (honey) is appropriate for Metabarcoding?

I'm working on pollen DNA metabarcoding to identify the floral composition of honey. How much pre-PCR dilution of mixed-template DNA extracted from pollen (honey) is appropriate for the...

28 December 2020 9,132 1 View

Santolina species, wax moth and bees?

Expect a savage answer and being reported to ResearchGate Admin if your answer clearly shows you did not read the whole question and you are scamming the points system by answering with an...

12 December 2020 4,413 7 View

What was scientist thinking about Bees communication before Karl von Frisch discovery?

In the 1920s, Karl von Frisch pointed out that bees use special dancing patterns. What scientist or people think about bees communication before its discovery.

22 November 2020 1,426 5 View

LIFE in SMART CITIES: Animal data versus Human data, complementarity or not?

One observation is that in any city (those I know) you have humans, of course, but you also have many animals. Statistics of humans start with population data (for instance demographics) and...

08 November 2020 4,127 6 View

Can anyone help me understand how to adjust my SAS glm analysis to include a random effect for site?

I am not great with statistics so please be understanding. I have 17 pollinator sites that I collected data from and am comparing the effect of habitat type (2 classes) on several different...

24 September 2020 3,140 5 View

Labs for purification, identification & isolation of unknown proteins form native sample of honey and to test versus GS-9L cells in vitro?

I asked for protein purification, identification and isolation of unknown proteins and test versus GS-9L other than that we already got in our patent WO/2014/040605 - form native sample of honey?!

23 September 2020 1,839 3 View

How can I get all the publications of a single author?

To gather all the publications of a single author, two methods are described in the DBLP in the section of F.A.Q. But the problem is how to follow the precedure is notb well described. Can...

08 September 2020 5,284 5 View