The degree to which a measurement scale produces the same or similar results in repeated measurements over time is known as the ____________ of the scale.
A)reliability
B)concomitant variation
C)operational definition
D)validity
E)content validity

Question

Quizplus · Accepted Answer

Reliability refers to the consistency and stability of a measurement scale over time. A reliable scale will produce the same or similar results in repeated measurements, indicating that the measure is consistent and stable. Concomitant variation refers to the degree to which two variables vary together or are related. Operational definition refers to a clear and precise description of how a concept is measured or manipulated in a study. Validity refers to the extent to which a measurement scale actually measures what it is intended to measure. Content validity refers to the degree to which a measurement scale covers all aspects of the construct being measured.

The Degree to Which a Measurement Scale Produces the Same