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    you throw a coin until a head or three tails has occurred. if the probability of a head is p find the probability distribution of the number of throws made. check the sum of probabilities equal 1.
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    (Original post by Adnan21)
    you throw a coin until a head or three tails has occurred. if the probability of a head is p find the probability distribution of the number of throws made. check the sum of probabilities equal 1.
    What have you go so far?
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    Nothing at all I don’t understand the question
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    Won’t the maximum number of throws allowed be required to do the question??
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    Ikr That’s what confusing me
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    (Original post by Adnan21)
    you throw a coin until a head or three tails has occurred. if the probability of a head is p find the probability distribution of the number of throws made. check the sum of probabilities equal 1.
    You throw a coin, if you get a head you stop, in terms of p what is the probability of a head on the first throw?
    If you don't get head then you do it again. What is the probability of T on the first throw and then H on the second?
    What is the probability of TTH or TTT
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    poisson46 posting full solutions is against the rules of the maths forum. Please read the posting guidelines, thanks
 
 
 
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