A new supervisor asks the lab to perform 30 replicate total…

A new supervisor asks the lab to perform 30 replicate total protein determinations on the same tube of blood on two different chemistry analyzers.  The mean, standard deviation (SD), and coefficient of variation (CV) of the total protein are as follows:  Analyzer A Analyzer B Mean 60 g/L 85 g/L SD 2.5 g/L 1.5 g/L %CV 4.17% 1.76% Which analyzer is more precise?

A Medical Laboratory Scientist (MLS) used the following cont…

A Medical Laboratory Scientist (MLS) used the following control values for a glucose assay: Mean = 110.5 mg/dL 1 Standard Deviation (SD) = 2.3 mg/dL When the MLS ran their control with their assay batch, a value of 118.5 mg/dL was resulted for the control.  Which of the following statements BEST describes the Westgard Rule violation?