A scale used in a hemodialysis unit consistently weighs chronic renal failure patients 1 lb more than their actual body weight.Which measurement problem does this illustrate?
A) Chance error
B) Random error
C) Observer error
D) Systematic error

Question

Quizplus · Accepted Answer

Correct D: The example is connected with incorrect instrument calibration and influences results by altering measurement in a systematic way.
Incorrect A: The example is not consistent with chance error.
Incorrect B: The example is not consistent with random error.
Incorrect C: The example is not consistent with observer error.

A Scale Used in a Hemodialysis Unit Consistently Weighs Chronic