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Mathematics 13 Online
OpenStudy (howard-wolowitz):

random math time!

jhonyy9 (jhonyy9):

yes sure or 1 or 0 yes or not defective ok. ?

OpenStudy (kropot72):

If the probability of a randomly selected toothbrush being defective is constant, (P(defective) = 14/325), then the sample space consists of 325 choose 14 combinations of 14 defective toothbrushes and 325 - 14 = 311 compliant toothbrushes.

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