2 Results for tetrachor
หรือค้นหา: -tetrachor-, *tetrachor*

WordNet (3.0)
tetrachoric correlation coefficient(n) a correlation coefficient computed for two normally distributed variables that are both expressed as a dichotomy, Syn. tetrachoric correlation

Collaborative International Dictionary (GCIDE)
Tetrachord

n. [ L. tetrachordon, Gr. &unr_;, from &unr_; four-stringed; te`tra- (see Tetra-) + &unr_; a chord: cf. F. tétrachorde. ] (Anc. Mus.) A scale series of four sounds, of which the extremes, or first and last, constituted a fourth. These extremes were immutable; the two middle sounds were changeable. [ 1913 Webster ]


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