Importance of distance education?

Distance learning is a learning method in which students are not required to be physically present in a classroom setting or school.

25 December 2020 8,494 10 View

Difference on natural farming and organic farming???

Based on my perception, organic farming we can use organic based fertilizers like biofertilizers, Azolla, Panchakavya, Neem oil extract etc. Whereas, in natural farming no application of any kind...

23 November 2020 6,890 22 View

How to measure the cavity present in an organic molecule ?

Dear researcher, I wish to learn how to measure a cavity or cavity like arrangements present in an organic molecule. For proteins, many more online websites and softwares were available to...

24 August 2019 7,407 2 View

What is the exact sequence for Lac Z alpha gene including promoter/operator/terminator?

Dear Sir/Mam, I am constructing vector/plasmid with Lac Z alpha gene. I have doubt the following sequence is correct to insert Lac Zalpha-...

30 March 2018 1,075 1 View

How to solve mixed level design in Minitab 17?

To Solve mixed level design with 3 factors and factor 1(6 level), factor 2(5level), factor3(4-level), I have used Minitab general design Full factorial -with 2 replications, totally 240...

01 February 2017 9,282 9 View

What is the best way to calibrate an XRF? Use Certified reference materials as Primary standards or use secondary standards ?

What is the best way to calibrate XRF which will be used to test chemistry of Clays and Feldspars? Is going for Certified Reference Materials from companies like Fisher Scientic, MBH Analytical...

19 June 2016 3,058 2 View

How to quantify results in HPLC UV detector or any formula applying?

How can quantify in the results of HPLC per ml. e.x result 10 mg/ml.or any formula apply to quantify compound.?

13 April 2016 698 3 View

From a powder xrd result, is it possible to obtain structural parameters like bond length and bond angle etc.?

I am handling the powder samples either purchased or synthesized and I want to know experimentally the structural parameters of the sample. If I go for powder xrd for my sample, can I get those...

31 July 2014 6,592 6 View

I am new to molecular works - I am getting more non-specific bands in my PCR product, how can I prevent this?

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05 March 2013 8,664 19 View

Which tool is good for to draw the phylogeny using morphological characters?

01 January 1970 3,845 7 View

How to compare 2 samples recruited with different sampling methods?

If I want to compare characteristics of 2 groups of patients, one group is recruited from a random sample of the general public while another group is from a sample with a fixed gender (male to...

26 February 2021 3,526 3 View

Do you consider undergoing a structure literature review / Meta analysis and getting numerical findings sort of quantitative method?

I am looking for a classification of the research methods included in literature review papers or Meta analysis ones .

22 February 2021 1,131 4 View

Can I do two kinds of mixed method in explanatory research?

Dear distinguish professors and scholars, I have a research in measuring two kinds: think tank capacity and research impact on policy. Can I do two kinds of mixed methods in order to find, "Is...

20 February 2021 6,897 1 View

How to analyse a (perceptual) study using differing/comparable sets of stimuli?

I plan on running an online perceptual experiment that has, let's say, 100 unique video stimuli altogether. Since these are too many to be rated by every participants, I would like to present the...

15 February 2021 7,444 2 View

How to analyse a split-plot design in stata ?

I have run an split-plot design experiment evaluating the efficacy of a treatment (with 3 whole plots and 4 sub-plots), and I am planning to analyse the collected data in Stata. However, I do...

14 February 2021 7,800 7 View

Can I use a likert survey for criterion sampling in a qualitative study or would that make it mixed methods?

I am doing a phenomenographic study on the reading experiences of avid v. Neutral v. Non-Readers. If I use a likert survey to criterion sample for participants, does that make it a mixed method...

09 February 2021 8,594 3 View

How to create the context-mechanism-outcome configuration (CMOc) in the realist methodology?

In the realist methodology (especially by Raymond Pawson et al), the CMOc is a common structure to explain what works, for whom, in what circumstances, and why? I'm always asked about the...

08 February 2021 2,792 1 View

Recommendations for sample size in visual qualitative research (using children's drawings)?

Hi everyone! Asking for a little help, if I may. I am working on a research project, where I aim to analyse children's drawings about Covid-19. I am fairly new to using visual data in qualitative...

07 February 2021 9,530 3 View

How do I create a categorical variable, level of exposure, and a dummy dichotomous, yes-no, variable for the Harvard Trauma Questionnaire Part 1?

I am using the Harvard Trauma Questionnaire (HTQ) Trauma Events scale (original version) that has 17 items (17 different traumatic events) with 4 response options, indicating 4 levels of exposure:...

04 February 2021 1,509 3 View

How to report path analysis / SEM with Yuan-Bentler correction from R output?

Dear all, I am currently writing my master thesis where I am analysizing my data using path analysis and SEM in R (lavaan package). Now that I like to write up my results, I am struggling with...

04 February 2021 8,993 2 View