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Question 215 / 323
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qualitycontrol-215
WESTGARD RULES — SYSTEMATIC ERRORS — The text states that systematic errors (bias, shifts, and trends) usually cause which Westgard REJECTION RULES to be violated?
A. 1₃s and R₄s rules (random error rules)
B. USUALLY 4₁s OR 10x RULES ARE OBSERVED DUE TO: calibration lot changes, temperature changes in incubator unit, light source deterioration, electronics, reagent lot changes, deterioration of controls
C. Only the 1₂s warning rule is violated
D. Systematic errors only violate 2₂s rule exclusively
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