【Daily Question】Chemical Analysis Edition, 2019.9.11
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This post was last edited by zjp on 2019-9-11 10:06. Multiple-choice question: Which of the following definitions of confidence intervals is correct? A、The probability that a certain interval centered on the true value includes the average of the measurement results; B、The reliable range centered on the average of the measurement values, which includes the true value, at a given level of confidence; C、The probability that the population average equals the average of the measurement results; D、The reliable range centered on the true value at a given level of confidence. B
Among the following definitions of confidence intervals, the correct one is (B). A、The probability that a certain interval centered on the true value includes the average of the measurement results; B、The reliable range centered on the average of the measurement values, which includes the true value, at a given level of confidence; C、The probability that the population average equals the average of the measurement results; D、The reliable range centered on the true value at a given level of confidence.
B. At a certain confidence level, the reliable range centered on the average of the measured values, including the true value