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【Daily Question】Chemical Analysis Version, 2020.5.19

2020-05-19View Original

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This post was last edited by zjp on 2020-5-19 08:16. Multiple-choice question: When the moisture content in coal is between 5% and 10%, the allowable absolute deviation for parallel test results is specified to be no more than 0.3%. For a certain coal sample, three parallel tests were conducted, yielding results of 7.17%, 7.31%, and 7.72% respectively; which result should be discarded? A、 7.72% B、7.17% C、 7.72% D、7.31% A

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