confidence interval

19 LETTERS · STARTS WITH C

confidence interval is a valid 19-letter word worth 29 points in Scrabble and 36 points in Words with Friends.

SCRABBLE WORDS WITH FRIENDS

C3O1N1F4I1D2E1N1C3E1I1N1T1E1R1V4A1L1

3 + 1 + 1 + 4 + 1 + 2 + 1 + 1 + 3 + 1 + 0 + 1 + 1 + 1 + 1 + 1 + 4 + 1 + 1 =29 PTS

DOUBLE WORD → 58TRIPLE WORD → 87

MEANING

What does confidence interval mean?