【Daily Question】Chemical Analysis Edition 2019.1.2
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This post was last edited by zjp on 2019-1-2 at 14:19. Multiple-choice question: In a set of parallel measurements, when the precision of some individual data is not very high, the correct approach is ( ). A. Discard the suspicious values. B. Decide whether to retain or discard them based on the distribution patterns of random errors. C. With 5 measurements, use the Q-test to determine which values are suspicious. D. When using the Q-test, if Q ≤ Q0.90, then such suspicious values should be discarded. CD
C. The number of tests is 5, and the Q-test is used to decide whether to retain or discard suspicious values. D. When using the Q-test, if Q ≤ Q0.90, then such a suspicious value should be discarded