All of the following Westgard rules identify systematic error except:

Question

Quizplus · Accepted Answer

Westgard rules that identify systematic error are designed to detect trends or shifts in quality control data, indicating a non-random error in the process. The rule "1_3s for within run" (C) is actually a typo and does not conform to the standard notation or application of Westgard rules, making it the incorrect choice in the context of identifying systematic errors. The other options (A, B, D) are variations of Westgard rules that could be applied to detect systematic errors across or within runs, but since the question asks for the one that does NOT identify systematic error, the typo in option C makes it the correct choice.

All of the Following Westgard Rules Identify Systematic Error Except