Use of parametric tests for not normally distributed data - central limit theorem?

Can we use parametric tests for data that are not normally distributed based on the central limit theorem, especially if we have a large sample size?

10 November 2019 6,253 39 View

Any short & free online course to learn R programming?

I need a short online course to learn R programming within a few weeks. Thanks!

08 September 2017 9,872 7 View

How do the ranking agencies/websites rank medical schools in terms of research contribution?

07 August 2017 4,921 2 View

Does anyone have a well-summarized source for medical teaching methodology?

Does anyone have a well-summarized source for medical teaching methodology?

07 August 2017 4,002 11 View

The pulse may vary in volume between the two arms e.g in case of aortic dissection, but is there any cause for pulse variation in its rate?

Cardiology, Physiology, Internal Medicine

09 October 2016 5,895 9 View

Is there any evidence for anticipating eye color inheritance in the offspring using this chart?

Genetics, Ophthalmology, NIH, PubMed, Cochrane, EBM, Evidence

02 March 2016 9,947 1 View

How to write a case report in a proper way? what are the most commonly used journals by medical students to publish their papers?

Case report, EBM, Medical students, PubMed, BMJ ..

02 March 2016 7,829 0 View

Which is more accurate definition of projectile vomiting?

Which is more accurate definition of projectile vomiting? (not preceded by nausea or forcefully ejected & to a large distant ) History, Examination, Definitions, Medicine, Gastroenterology

01 February 2016 6,086 2 View

Could anyone suggest a free-online & reliable website to publish a survey questionnaire, please?

Research, Questionnaire, Survey

01 February 2016 1,040 1 View

What is the target plasma glucose level for proper glycemic control in adult with diabetes, any consensus?

What is the target plasma glucose level (fasting/preprandial/postprandial/HbA1C) for proper glycemic control in adult with diabetes, any consensus?

11 December 2015 4,444 6 View

After a reference from Int J Body Compos Res, can any body help?

Hi, I am after the reference below, my library says it cannot obtain a copy either locally or internationally, any help appreciated! Chris Wang ZM, Heshka S, Wielopolski L, Pi-Sunyer FX, Pierson...

03 March 2021 6,193 1 View

1. What is the impact of having different scales in a survey? and how can we solve this problem before and after data collection (Literature)?

1. What is the impact of having different scales in a survey? and how can we solve this problem before and after data collection (Literature-based reflection)? Thank you for your time and for...

03 March 2021 2,870 3 View

No title

02 March 2021 3,060 3 View

How does one access the Cranet survey data on HRM practices?

Hello, The Cranet website does not provide any lead to the data obtained from their multinational survey on HRM practices. Any help on accessing the data would be most appreciated. Thank...

01 March 2021 9,536 3 View

Any research papers for extraction of nutrient deprivation on macroalgae? Analysed by HPLC-UV and GC/MS. Possibly from macroalgae genus Rhizoclonium?

I am doing my thesis on the nutrient deprivation on the macroalgae Rhizoclonium sp. I will be analysing the levels over a period of roughly 5 days by HPLC-UV and GC/MS. I will be using seawater as...

28 February 2021 6,477 1 View

Is there any published or unpublished statistics on dropout rate (Dose1 to Dose-2) for Covid-19 vaccination in India, US, UK or any other country?

Are there any published or unpublished statistics or papers on the dropout rate (Dose1 to Dose-2) for Covid-19 vaccination in India, USA, UK, or any other country where vaccination has started at...

28 February 2021 4,237 1 View

What is the exact mechanism of the antimicrobial effect of local anesthetics?

The antimicrobial effect of local anesthetics has been known for more than 50 years, but it still seems to have an unclear mechanism of action. which bacteria? which concentration? etc etc. ....

27 February 2021 4,450 2 View

Suggestions for occupational stress surveys?

I am currently writing a masters thesis on reasons for occupational stress in the early childhood classroom, and want to include a short survey assessing participants work-related stress levels. I...

24 February 2021 8,678 2 View

Steps to calculate activation energy by coats & redfern method?

I'm a chemistry student and I'm researching the kinetic degradation of mixed plastic waste. I'm having trouble calculating the activation energy by the coats & Redfern method. The data that...

24 February 2021 974 1 View

Any Differences in COVID-19 vaccines?

Are there any differences (outside of the clinical trials that led to their EUA) observed in the rate of infection among those who have received the Pfizer vs Moderna vaccine since the mass...

22 February 2021 9,727 6 View