A laboratory technician is asked to determine the concentration of LDL present in a blood sample. The initial test finds the concentration of LDL to be outside the reliable range for the testing method.
Accordingly, she dilutes the blood sample in 100 L distilled water (dH2O). What is the diluent in this scenario?
A) The blood-dH2O mixture
B) The blood sample
C) The dH2O
D) The LDLs
Question 2
Using only the 13s rule to evaluate a control run has a low risk of falsely rejecting a run. What is a common concern about using only this rule?
A) The frequency of acceptable rejection is 25.
B) The number of random errors is high.
C) The rate of error detection is low.
D) The rule cannot detect a systemic error.
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