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Journal Article An Outline of Some New Methodology for Social Research Get access LOUIS GUTTMAN LOUIS GUTTMAN The author is the Director of the Israel Institute of Applied Social Research Search for other works by this author on: Oxford Academic Google Scholar Public Opinion Quarterly, Volume 18, Issue 4, WINTER 1954, Pages 395–404, https://doi.org/10.1086/266532 Published: 01 January 1954
Louis Guttman (1954) studied this question.