tetrachoric
/ˌtɛtrəˈkɔːɹɪk/
Word Rarity
Very rare
Frequency: Zipf frequency 0.00 in modern English
18
Scrabble Score
11
Letters
4
Syllables
8
Unique Chars
Meaning
adj
Between two dichotomous variables
Example Sentences
- "Each rho (ρ) represents the conditional tetrachoric correlation for each pair of outcomes, measuring the extent to which the two outcomes would covary if unobserved characteristics of an individual were indeed observed."
Etymology
From tetra- + Ancient Greek χῶρος (khôros) + -ic. First used in statistical theory in the early 20th century.