The Rasch model offers a way to model the probability that
A) a person on the border of passing and failing a test will actually succeed at a particular criterion measure.
B) a person with X ability will be able to perform at a level of Y.
C) a test with a standard deviation of X will have a mean score of Y.
D) a test with X reliability will have Y validity.

Question

Quizplus · Accepted Answer

The Rasch model is used in psychometrics for measuring abilities or attitudes and it predicts the probability that a person with a certain level of ability (X) will succeed in a task of a certain difficulty level (Y).

The Rasch Model Offers a Way to Model the Probability