There is a vast experimental literature to suggest that the Rorschach technique lacks empirical validity.
The empirical validity of the three books is hard to assess because none of them focuses on presenting data.
In this research we investigate the theoretical robustness and empirical validity of this explanation.
Paper-and-pencil techniques have moved from their early stage of assumed (face) validity to more advanced notions in which improvements in conceptualization and methodology are clearly recognized as basic to the determination of empirical validity.
The unparalleled numerical accuracy achieved by the theory of epicyclic motions for planetary motions lent great empirical validity to the Ptolemaic system.
Stating, "You know, we've been together for a while now" in no way establishes the logical or empirical validity of the communicator's position.
The clinical methods he pioneered are rapidly being displaced by drug-based therapies, and the empirical validity and theoretical coherence of his ideas have come under attack from all sides.
This is not primarily because he rejects the moderate empirical claims.
The empirical validity of this model is studied using dataset for Colombia and Singapore.
As such, they allow for robustly analysing the empirical validity of exact linear aggregation.
