CHEM 210 Exam 1Que3stion And Answered 2023 CHEM 210 Exam 1Que3stion And Answered 2023, Exams of Nursing

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CHEM 210 Exam 1Que3stion And Answered

systematic error - Correct Answer ✅accuracy what is the decision between precision and accuracy? - Correct Answer ✅standard deviation and absolute error coefficient of variation - Correct Answer ✅s/x * 100 confidence limits - Correct Answer ✅90% of the intervals catch the true mean absolute vs relative - Correct Answer ✅absolute = addition/subtraction relative = multiplication/division LOD - Correct Answer ✅the lowest quantity of a substance that can be distinguished from the absence of that substance random error - Correct Answer ✅precision why would you use standard addition - Correct Answer ✅because you do spiking, differences in matrices between unknown and standards are minimum why would you use a bell curve? - Correct Answer ✅many high or low random errors