[en] The concept of the estimated data covariance files of ENDF/B is explored in detail. The relationship between uncertainties and ''possible mistakes'' is discussed in order to avoid likely misunderstanding concerning the use of the data covariance files. Some perceived strengths and weaknesses of the ENDF/B-V data covariance files are mentioned. 1 table
1978; 8 p; Workshop on theory and application of sensitivity and uncertainty analysis; Oak Ridge, TN, USA; 22 - 24 Aug 1978; Available from NTIS., PC A02/MF A01