Ability Parameter

Ability Parameter

(symbol: θ) in item response theory, a theoretical value that represents a person’s capability or probable performance on a task. It is assumed that test-takers possess some degree of underlying ability and that for each individual at each ability level there is a specific item characteristic curve defining the probability of responding correctly.

Related Posts

Next Post

Discussion about this glossary



Welcome Back!

Login to your account below

Create New Account!

Fill the forms below to register

Retrieve your password

Please enter your username or email address to reset your password.