Reliability & Validity Explained

This is not medical advice. The content is intended as educational content for health care professionals and students. If you are a patient, seek care of a health care professional. Reliability and Validity are both crucial concepts in medical statistics and diagnosis. They define how good a diagnostic test is and thus how much you can trust a test result. They often get confused so find out where the difference lies in our new video.

[syedamahnoorfatimazaidi]

Thanks a lot Mr! I understand 50x better from a 2 minute video rather than a 45 minute school lecture!😅

[ate]

Great video! you guys are really helping me throughout my 3rd semester of my physio studies! Greetings from DK

[DrVarunSuthra]

What a brilliant and easy to understand explanation in just two minutes. Superb

[yenn.ie_]

So i am very confuzlel because i couldnt understand this when out teacher was discussing for almost an hour but i understood it in a 2 min video!?!Thanks for this vid!

[WLNSLife]

Thank you for the detailed assessment protocols that help immensely in my bodywork practice

[olisbecky]

Quick catch
A reliable friend is one that turns up all the time/always ( reliability is same result consistently)

[adelmahmoud]

great but if you just use your body language a little it'll be great, when you were talking about the different scenarios you did not point to the board so i was a little confused but to sum it up your explanation was great thanks!

[wayfaring.stranger]

Great example bro, so simple and helped with my phd

[mariak]

Thanks for this video. I am a Psychology student and found this video helpful. On a side note: You sound German South African. Am I correct?

[WantryandDeluxe]

I really hope you explain it better than my teacher who mumbles all lessons then gets angry at me for asking smth he just explained

[a-z]

Thank you. ...it's helping me for the exam 😊😊

[khadermatarieh]

Thank you so much it is powerful and short

[lightscameraaction]

i have psych testing exam next week. thank you :)

[jmssistersvlog]

Hi sir, can make me understand po if how can we say if the test is reliable? And what is the purpose of validity?
Looking for your explanation sir, thankyou😊

[kaiden]

Lol im doing research for a presentation and I was surprised to see this guy had the same name as me XD

[vijaynambi]

Can you explain about Intra-Subject Reliability with examples

[JoanAdvinculaRCrim]

The audio skipped at around 0:15 and became out of sync. Just thought you guys should know.

[jmssistersvlog]

Hello everyone, when can we say if the test is reliable?

[saurabhchakrawarti]

Sir ... what should be ascertained first: validity or realiability of a tool? Give reason of your please explain this

[alimheidly]

In order to be valid a measure has to be reliable be carful scenario A is wrong u should only have 3 scenario only(if the test is not RELIABLE IT CAN NOT BE