perplexus.info :: Probability : 9 labels and 9 jars

9 labels and 9 jars (Posted on 2002-12-09)

There are 9 jars each with unique labels.

Someone has come and removed all the labels and mixed them up.

If you put the labels back on the jars (without knowing the contents), what is the expected number of labels which would match the contents?

See The Solution Submitted by Kozo Morimoto

Rating: 3.5833 (12 votes)

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| Comment 14 of 15 |

i dont get it

Posted by ashley on 2005-04-22 00:43:39

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