The degree to which an instrument gives the same measurement each and every time with the same subjects,in the same context,is a measure of its _____.
A)determination
B)arbitrariness
C)validity
D)reliability
E)unpredictability

Question

Quizplus · Accepted Answer

Reliability refers to the consistency and stability of measurement over time and across different situations. It is the degree to which an instrument or measure gives the same result every time it is used, with the same subjects and under the same conditions. Therefore, the best choice is reliability.

The Degree to Which an Instrument Gives the Same Measurement