The F-scale was never validated across differing social groups and conditions.

Evidence

So far as measuring fascist trends was concerned, however, it might have been objected that the scales they had developed had not yet proved themselves in the decisive critical test: whether it was possible to apply them to different social groups, under differing political and economic conditions, and without continuous checking using interviews and projective tests. — Rolf Wiggershaus, The Frankfurt School, 1765

Categorization

• XREF: connects to: The F-scale was never independently validated without accompanying ethnocentrism items — Rolf Wiggershaus, The Frankfurt School: Its History,…, 1767; The F-scale was never validated in isolation from the other questionnaire scales. — Rolf Wiggershaus, The Frankfurt School: Its History,…, 1767; The F scale collapsed due to poor psychometrics and unsupported psychodynamic theory (+1 more)

Broader Connections

• The F scale collapsed due to poor psychometrics and unsupported psychodynamic theory #expands (0.85)
• The F-scale was never validated in isolation from the other questionnaire scales. #qualifies (0.82) — Rolf Wiggershaus, The Frankfurt School, 1767