Which is TRUE of the latent-trait model of measurement?
A) Most research conducted on this model has been applied to achievement tests.
B) The variables being measured by a test are not directly observable and are assumed to be unidimensional.
C) This model is applicable to all tests.
D) The variables being measured by a test are not directly observable and are assumed to be multidimensional.

Question

Quizplus · Accepted Answer

The latent-trait model of measurement assumes that the variables being measured by a test are not directly observable and are unidimensional. This model is commonly applied to a variety of tests, not just achievement tests. Additionally, the model is not designed to measure multidimensional traits.

Which Is TRUE of the Latent-Trait Model of Measurement