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KristabelKrysta

  • 3 years ago

You toss 3 coins. Find P(at least 1 tail is tossed).

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  1. Yahoo!
    • 3 years ago
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    There will be 8 out comes Possibilities: HHH, HHT, HTH, THH, HTT, THT, TTH, TTT.

  2. hartnn
    • 3 years ago
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    P(atleast 1)=1- P(none)....so 1-P(all heads tossed)....so 1-0.5*0.5*0.5

  3. Yahoo!
    • 3 years ago
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    so the prob of getting atleast 1 head = 7/8

  4. ashna
    • 3 years ago
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    HHH HHT HHH HHT TTH TTT TTH TTT

  5. ashna
    • 3 years ago
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    7/8

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