Which is TRUE of cross-validation of a test after standardization has occurred?
A) Cross-validation creates confusion regarding the meaning of the original standardization data.
B) The cross-validation sample is composed of the same testtakers that participated in the original test standardization.
C) Cross-validation often results in validity shrinkage.
D) All of these

Question

Quizplus · Accepted Answer

Cross-validation often results in validity shrinkage because the model may not perform as well on new, unseen data as it did on the training data, leading to a decrease in the apparent validity of the test.

Which Is TRUE of Cross-Validation of a Test After Standardization