Excerpt from Guidelines for Evaluating and Expressing the Uncertainty of Nist Measurement ResultsAlthough the vast majority of nist measurement results are accompanied by quantitative statements of uncertainty, there has never been a uniform approach at nist to the expression of uncertainty. The use of a single approach within the Institute rather than many different approaches would ensure the consistency of our outputs, thereby simplifying their interpretation.To address this issue, in July 1992 I appointed a nist Ad Hoc Committee on Uncertainty Statements and charged it with recommending to me a N ist policy on this important topic. The members of the Committee were.About the PublisherForgotten Books publishes hundreds of thousands of rare and classic books. Find more at www.forgottenbooks.comThis book is a reproduction of an important historical work. Forgotten Books uses state-of-the-art technology to digitally reconstruct the work, preserving the original format whilst repairing imperfections present in the aged copy. In rare cases, an imperfection in the original, such as a blemish or missing page, may be replicated in our edition. We do, however, repair the vast majority of imperfections successfully, any imperfections that remain are intentionally left to preserve the state of such historical works.