Keyword: «multiple determination coefficient»

The author makes an analysis of indicators characterizing economic development of Tula region for the period from 1965 to 1985 in the framework of the research conducted in connection with the 100th anniversary of the Soviet state and party figure, the first secretary of the Tula Regional Committee of the CPSU from 1961 to 1985, Ivan Kharitonovich Yunak (19.03.1918 - 31.07.1995).