“Validity is a unitary concept”. What does this expression mean?
A. Different types of test are brought together to form a single, valid assessment.
B. A valid test is one that has a single purpose.
C. There are not different kinds of validity, just different kinds of evidence of validity.
D. A valid test is one that has universal application in a variety of situations.
Answer:C
“Validity is a unitary concept”. What does this expression mean?
A. Different types of test are brought together to form a single, valid assessment. B. A valid test is one that has a single purpose. C. There are not different kinds of validity, just different kinds of evidence of validity. D. A valid test is one that has universal application in a variety of situations.