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RaphaelFilgueiras

  • 2 years ago

What is the summation of:

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  1. RaphaelFilgueiras
    • 2 years ago
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    |dw:1357507840261:dw|

  2. SmoothMath
    • 2 years ago
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    \[\Large \left(\begin{matrix}n \\ i\end{matrix}\right)^2\]

  3. RaphaelFilgueiras
    • 2 years ago
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    this is the real problem

  4. satellite73
    • 2 years ago
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    pretty sure it is \(\dbinom{2n}{n}\) but i can't off the top of my head remember why

  5. RaphaelFilgueiras
    • 2 years ago
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    i want to find pi0

  6. RaphaelFilgueiras
    • 2 years ago
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    @satellite73 the book says something about hypergeometric distribuction

  7. RaphaelFilgueiras
    • 2 years ago
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    actually (2n,n) is just pi0

  8. satellite73
    • 2 years ago
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    i am afraid i do not know the meaning of \(\pi_0\)

  9. RaphaelFilgueiras
    • 2 years ago
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    it is just a probability

  10. RaphaelFilgueiras
    • 2 years ago
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    |dw:1357508663436:dw|

  11. satellite73
    • 2 years ago
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    oh i see you are supposed to prove that it is a probability by showing the sum is one hmmm

  12. RaphaelFilgueiras
    • 2 years ago
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    no i have to find pi0,i know it's a probability

  13. satellite73
    • 2 years ago
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    i guess i am useless here sorry

  14. RaphaelFilgueiras
    • 2 years ago
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    |dw:1357508806154:dw|

  15. RaphaelFilgueiras
    • 2 years ago
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    acctualy you are rigth were the hell this (2n,n) come from?

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