A Conceptual Introduction to Item Response Theory: Part 4. Understanding Item Parameters

[@bronzekitty26]

I have a test tomorrow and didn't understand any of this but 4 videos in and now I want to know beyond what I need for my exam. thank you for making these, 6 years later and you're still helping people!

[@hofical]

I ran into some statistical issues with my PhD thesis and I need the basics for IRT so I'm really grateful for these vids, they made my day, yaay :)
(Also: Median probability)

[@sakshisaini5185]

I wish my teachers watched your videos to just get inspired and learn how to teach. thank you. seriously you are the best.

[@karoncook]

So glad it was helpful and thanks for taking the time to post.

[@erdwuzz]

my friend, these videos are great. Very well structured and easy to understand. Thanks

[@plurhimi]

Thanks Karon, this is wonderful. You explain this stuff in a way which everybody can understand. You have helped me a lot with this!

[@abderrahimghassoub7142]

Great your best methods. Thanks a lot.. I need more examples to practice more IRT with RASCH MODELS.

[@psychology1114]

Best videos on IRT. Please make more videos applications of IRT

[@tobaby0861]

Great presentation. Easy to follow.

[@yael8510]

Wow! You explain this really well! Thank you!

[@mpraveeng1972]

great explanation skills. I adore!

[@marizesoliman2588]

Amazing, amazing videos! ❤

[@Geelpiesang]

Awesome, awesome video! Thanks so much!

[@sachan9081]

2018 and still helping people understand irt!

[@arunkohli0]

Great explanations. Thanks.

[@7430060]

Dude, you rock!

[@efkanturan8052]

Thank you!

[@jasleenisher1825]

Great help thanks!

[@BrianPittsTheEducator]

Consider this site for animating the 3 parameter logistic IRT model: www.geogebra.org/m/148200

[@segsb7085]

Great! Thanks!

[@michaelabebe7723]

Nicely explained! explaining difficult topic!