tetrachoric correlation coefficient

NOUN
35 LETTERS · STARTS WITH T

tetrachoric correlation coefficient is a valid 35-letter word worth 52 points in Scrabble and 59 points in Words with Friends.

SCRABBLE WORDS WITH FRIENDS
T1E1T1R1A1C3H4O1R1I1C3C3O1R1R1E1L1A1T1I1O1N1C3O1E1F4F4I1C3I1E1N1T1
1 + 1 + 1 + 1 + 1 + 3 + 4 + 1 + 1 + 1 + 3 + 0 + 3 + 1 + 1 + 1 + 1 + 1 + 1 + 1 + 1 + 1 + 1 + 0 + 3 + 1 + 1 + 4 + 4 + 1 + 3 + 1 + 1 + 1 + 1 =52 PTS
DOUBLE WORD → 104TRIPLE WORD → 156
MEANING

What does tetrachoric correlation coefficient mean?

NOUN · 1 SENSE
1

A correlation coefficient computed for two normally distributed variables that are both expressed as a dichotomy.