X-Nico

unusual facts about Louis Guttman


Louis Guttman

Several of Guttman’s contributions have been incorporated into computer packages, among them Smallest Space Analysis (SSA) and Partial Order Scalogram Analysis (POSAC).


John C. Raven

It would appear that Raven was one of the very few people (another was Louis Guttman) who appreciated the importance of developing tests which yielded something approaching an interval scale (although that term was not the stated objective of either author).


see also