Measurement error can be thought of as the hypothetical difference between an individual's observed score on any particular measurement and the individual's true score.

Question

Quizplus · Accepted Answer

This is a correct definition of measurement error. Measurement error occurs due to factors such as variations in testing conditions, imperfect instruments, or random mistakes during data collection, and it can create bias and decrease the reliability and validity of the measurement.

Measurement Error Can Be Thought of as the Hypothetical Difference