central moment

14 LETTERS · STARTS WITH C

central moment is a valid 14-letter word worth 19 points in Scrabble and 25 points in Words with Friends.

SCRABBLE WORDS WITH FRIENDS

C3E1N1T1R1A1L1M3O1M3E1N1T1

3 + 1 + 1 + 1 + 1 + 1 + 1 + 0 + 3 + 1 + 3 + 1 + 1 + 1 =19 PTS

DOUBLE WORD → 38TRIPLE WORD → 57

MEANING

What does central moment mean?