Which statement listed below is a reason to reject an analytical run?
A) One control result exceeds above +1 standard deviation and the second control result exceeds -1 standard deviation from the mean.
B) Two consecutive control results exceed 2 standard deviations above or below the mean.
C) Four control results steadily increase in value but are less than ±1 standard deviation from the mean.
D) Three consecutive control results exceed plus or minus 1 standard deviation from the mean.

Question

Quizplus · Accepted Answer

Two consecutive control results exceeding 2 standard deviations above or below the mean indicate a lack of control and potential systematic error, warranting rejection of the analytical run according to Westgard rules.

Which Statement Listed Below Is a Reason to Reject an Analytical