Probably of winning with 2 dice against 1











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could some of you help me to find out what is the probability of A) obtain with two dice a greather number than another die?
B) and if the dice are 3 how can I do?
Not the sum of the 2 dice, but the greatest value of those 2 against another die










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  • There are $;6^3=216;$ possible outcomes when you throws 3 dice. If you don't distinguish between the two dice and the one die, count in how many of these outcomes two results summed is great than the third outcome...
    – DonAntonio
    Nov 16 at 10:31















up vote
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could some of you help me to find out what is the probability of A) obtain with two dice a greather number than another die?
B) and if the dice are 3 how can I do?
Not the sum of the 2 dice, but the greatest value of those 2 against another die










share|cite|improve this question









New contributor




Nicholas Salis is a new contributor to this site. Take care in asking for clarification, commenting, and answering.
Check out our Code of Conduct.




















  • There are $;6^3=216;$ possible outcomes when you throws 3 dice. If you don't distinguish between the two dice and the one die, count in how many of these outcomes two results summed is great than the third outcome...
    – DonAntonio
    Nov 16 at 10:31













up vote
-4
down vote

favorite









up vote
-4
down vote

favorite











could some of you help me to find out what is the probability of A) obtain with two dice a greather number than another die?
B) and if the dice are 3 how can I do?
Not the sum of the 2 dice, but the greatest value of those 2 against another die










share|cite|improve this question









New contributor




Nicholas Salis is a new contributor to this site. Take care in asking for clarification, commenting, and answering.
Check out our Code of Conduct.











could some of you help me to find out what is the probability of A) obtain with two dice a greather number than another die?
B) and if the dice are 3 how can I do?
Not the sum of the 2 dice, but the greatest value of those 2 against another die







probability recreational-mathematics conditional-probability






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Nicholas Salis is a new contributor to this site. Take care in asking for clarification, commenting, and answering.
Check out our Code of Conduct.











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edited Nov 16 at 10:28





















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asked Nov 16 at 10:00









Nicholas Salis

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Nicholas Salis is a new contributor to this site. Take care in asking for clarification, commenting, and answering.
Check out our Code of Conduct.






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Check out our Code of Conduct.












  • There are $;6^3=216;$ possible outcomes when you throws 3 dice. If you don't distinguish between the two dice and the one die, count in how many of these outcomes two results summed is great than the third outcome...
    – DonAntonio
    Nov 16 at 10:31


















  • There are $;6^3=216;$ possible outcomes when you throws 3 dice. If you don't distinguish between the two dice and the one die, count in how many of these outcomes two results summed is great than the third outcome...
    – DonAntonio
    Nov 16 at 10:31
















There are $;6^3=216;$ possible outcomes when you throws 3 dice. If you don't distinguish between the two dice and the one die, count in how many of these outcomes two results summed is great than the third outcome...
– DonAntonio
Nov 16 at 10:31




There are $;6^3=216;$ possible outcomes when you throws 3 dice. If you don't distinguish between the two dice and the one die, count in how many of these outcomes two results summed is great than the third outcome...
– DonAntonio
Nov 16 at 10:31










1 Answer
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If $X$ is the sum of the two dice, and $Y$ the value of the one die, then
what are the possible outcomes $(x,y)$ and which one are "winning"? Then compute their probabilities by independence and add.



Or compute when the one die wins :



$P(Y=6)P(X le 5) + P(Y=5)P(X le 4) + P(Y=4)P(X le 3) + P(Y=3)P(X le 2)$



which equals $frac{1}{6}(frac{1}{36} + frac{3}{36} + frac{6}{36} + frac{10}{36})$



and take the complement of that.






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  • I'm not talking about the sum of the dice but about the maximum value of those two. For example, I roll 2 dice and obtain 5 and 2, roll another and I obtain 3. I want to compare 5 with 3, so the max of those 2 against the one
    – Nicholas Salis
    Nov 16 at 10:26












  • @NicholasSalis then adapt the computation.
    – Henno Brandsma
    Nov 16 at 10:26











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If $X$ is the sum of the two dice, and $Y$ the value of the one die, then
what are the possible outcomes $(x,y)$ and which one are "winning"? Then compute their probabilities by independence and add.



Or compute when the one die wins :



$P(Y=6)P(X le 5) + P(Y=5)P(X le 4) + P(Y=4)P(X le 3) + P(Y=3)P(X le 2)$



which equals $frac{1}{6}(frac{1}{36} + frac{3}{36} + frac{6}{36} + frac{10}{36})$



and take the complement of that.






share|cite|improve this answer





















  • I'm not talking about the sum of the dice but about the maximum value of those two. For example, I roll 2 dice and obtain 5 and 2, roll another and I obtain 3. I want to compare 5 with 3, so the max of those 2 against the one
    – Nicholas Salis
    Nov 16 at 10:26












  • @NicholasSalis then adapt the computation.
    – Henno Brandsma
    Nov 16 at 10:26















up vote
0
down vote













If $X$ is the sum of the two dice, and $Y$ the value of the one die, then
what are the possible outcomes $(x,y)$ and which one are "winning"? Then compute their probabilities by independence and add.



Or compute when the one die wins :



$P(Y=6)P(X le 5) + P(Y=5)P(X le 4) + P(Y=4)P(X le 3) + P(Y=3)P(X le 2)$



which equals $frac{1}{6}(frac{1}{36} + frac{3}{36} + frac{6}{36} + frac{10}{36})$



and take the complement of that.






share|cite|improve this answer





















  • I'm not talking about the sum of the dice but about the maximum value of those two. For example, I roll 2 dice and obtain 5 and 2, roll another and I obtain 3. I want to compare 5 with 3, so the max of those 2 against the one
    – Nicholas Salis
    Nov 16 at 10:26












  • @NicholasSalis then adapt the computation.
    – Henno Brandsma
    Nov 16 at 10:26













up vote
0
down vote










up vote
0
down vote









If $X$ is the sum of the two dice, and $Y$ the value of the one die, then
what are the possible outcomes $(x,y)$ and which one are "winning"? Then compute their probabilities by independence and add.



Or compute when the one die wins :



$P(Y=6)P(X le 5) + P(Y=5)P(X le 4) + P(Y=4)P(X le 3) + P(Y=3)P(X le 2)$



which equals $frac{1}{6}(frac{1}{36} + frac{3}{36} + frac{6}{36} + frac{10}{36})$



and take the complement of that.






share|cite|improve this answer












If $X$ is the sum of the two dice, and $Y$ the value of the one die, then
what are the possible outcomes $(x,y)$ and which one are "winning"? Then compute their probabilities by independence and add.



Or compute when the one die wins :



$P(Y=6)P(X le 5) + P(Y=5)P(X le 4) + P(Y=4)P(X le 3) + P(Y=3)P(X le 2)$



which equals $frac{1}{6}(frac{1}{36} + frac{3}{36} + frac{6}{36} + frac{10}{36})$



and take the complement of that.







share|cite|improve this answer












share|cite|improve this answer



share|cite|improve this answer










answered Nov 16 at 10:23









Henno Brandsma

101k344107




101k344107












  • I'm not talking about the sum of the dice but about the maximum value of those two. For example, I roll 2 dice and obtain 5 and 2, roll another and I obtain 3. I want to compare 5 with 3, so the max of those 2 against the one
    – Nicholas Salis
    Nov 16 at 10:26












  • @NicholasSalis then adapt the computation.
    – Henno Brandsma
    Nov 16 at 10:26


















  • I'm not talking about the sum of the dice but about the maximum value of those two. For example, I roll 2 dice and obtain 5 and 2, roll another and I obtain 3. I want to compare 5 with 3, so the max of those 2 against the one
    – Nicholas Salis
    Nov 16 at 10:26












  • @NicholasSalis then adapt the computation.
    – Henno Brandsma
    Nov 16 at 10:26
















I'm not talking about the sum of the dice but about the maximum value of those two. For example, I roll 2 dice and obtain 5 and 2, roll another and I obtain 3. I want to compare 5 with 3, so the max of those 2 against the one
– Nicholas Salis
Nov 16 at 10:26






I'm not talking about the sum of the dice but about the maximum value of those two. For example, I roll 2 dice and obtain 5 and 2, roll another and I obtain 3. I want to compare 5 with 3, so the max of those 2 against the one
– Nicholas Salis
Nov 16 at 10:26














@NicholasSalis then adapt the computation.
– Henno Brandsma
Nov 16 at 10:26




@NicholasSalis then adapt the computation.
– Henno Brandsma
Nov 16 at 10:26










Nicholas Salis is a new contributor. Be nice, and check out our Code of Conduct.










 

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