A nurse researcher should be concerned about an instrument's degree of internal consistency because it means what?
A) The instrument is appropriate to use to measure a single concept.
B) The instrument has low measurement error and high error variance.
C) More refinement of the instrument is needed before it can be applied.
D) The instrument is valid, but the reliability has yet to be determined.

Question

Quizplus · Accepted Answer

Internal consistency refers to how well the items on an instrument measure the same concept or construct, indicating that the instrument is appropriate for measuring a single concept.

A Nurse Researcher Should Be Concerned About an Instrument's Degree