Which of the following is(are)not a way to demonstrate the accuracy of a method?
I Determine the limit of detection for the method.
II Analysis of a certified reference material in a matrix similar to the sample.
III Compare the results between two or more different analytical methods.
IV Analyze a blank sample with a known amount of analyte in the same matrix as the sample.
A)Only IV
B)II and III
C)I and III
D)Only III
E)Only I

Question

Quizplus · Accepted Answer

Determining the limit of detection (LOD) is related to the sensitivity of a method, not its accuracy. Accuracy is typically demonstrated by comparing results with a known standard or reference, as in options II, III, and IV.

Which of the Following Is(are)not a Way to Demonstrate the Accuracy