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Statistics problem

  1. Oct 11, 2012 #1
    1. The problem statement, all variables and given/known data

    There is a city with 10 million people and an average human has 110 000 hairs. Prove that there is at least 2 people with the same amount of hair.

    3. The attempt at a solution

    I really have no idea of how to even start solving this problem. Sorry.

    Also, sorry for the bad english.
  2. jcsd
  3. Oct 11, 2012 #2

    Ray Vickson

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    Is it possible to have 10 million people, all of whom have different numbers of hairs?

  4. Oct 11, 2012 #3


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