CTT vs. IRT: What is the Difference?

Описание: QuantFish instructor and statistical consultant Dr. Christian Geiser explains the key difference between classical test theory (CTT) and item response theory (IRT).

#Mplus #statistics #CTT #IRT #geiser #statisticstutorials #quantfish #mplusforbeginners #psychometrics #psychometry #assessment

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Dr. Christian Geiser is a quantitative psychologist, author of two books on Mplus, and a leader in the development of latent variable techniques for complex data. With his accessible books and sought-after workshops, he has helped thousands of researchers and students around the world to achieve their analytic goals. Visit his website at christiangeiser.com.

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