%0 Journal Article %T The calculation of the sample size in the evaluation and verification of machinery and equipment %A Lebedinskaya, T.. %A Gulyan, G.. %K the sample size, evaluation, independent review, machines, equipment, confidence probability, the relative margin of error calculation %J Actual directions of scientific researches of the XXI century: theory and practice %D 2015 %N 3 %P 4 %I FSBE Institution of Higher Education Voronezh State University of Forestry and Technologies named after G.F. Morozov