The degree to which a test measures what it is supposed to measure is called that test's:
A)scale.
B)operational definition.
C)validity.
D)construct.
E)reliability.

Question

Quizplus · Accepted Answer

Validity refers to the extent to which a test measures what it is intended to measure. Scale refers to the range of values that a variable can take. Operational definition refers to defining a concept or variable in a way that makes it observable and measurable. Construct refers to an abstract concept or trait that cannot be directly observed or measured. Reliability refers to the consistency and stability of a test over time.

The Degree to Which a Test Measures What It Is