Probability question!!
Please help!!! Will medal and fan
Probability theory predicts that there is a 76% chance of a water polo team winning any particular match. If the water polo team playing 2 matches is simulated 10,000 times, in about how many of the simulations would you expect them to win exactly one match?
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OpenStudy (studytheworld):
@sammixboo @Vocaloid @AloneS @mathmath333 Can anyone help?
Vocaloid (vocaloid):
first calculate the probability of winning 1 match out of 2
Vocaloid (vocaloid):
any ideas how?
OpenStudy (studytheworld):
No clue :(
Vocaloid (vocaloid):
it says that the probability of winning one match is 76%, or 0.76
so, what's the probability that they will win one match and not win the next match?
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OpenStudy (studytheworld):
I get what you're saying but I don't know how they would calculate the probability of not winning the second one
Vocaloid (vocaloid):
not winning = 1 - winning = ?
OpenStudy (studytheworld):
1?
Vocaloid (vocaloid):
no
Vocaloid (vocaloid):
winning = ?
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OpenStudy (studytheworld):
.76?
Vocaloid (vocaloid):
yes, so 1 - winning = ?
OpenStudy (studytheworld):
.24?
Vocaloid (vocaloid):
very good
so
winning and then not winning is (0.24*0.76) = 0.1824
then we consider the reverse scenario where we don't win the first time, but win the second time
same probability ---> (0.76*0.24) = 0.1824
Vocaloid (vocaloid):
then we add those two together to get 0.3648
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Vocaloid (vocaloid):
with me so far?
OpenStudy (studytheworld):
Yes
Vocaloid (vocaloid):
then we just multiply that probability 0.3648
by the number of simulations (10,000)
to get your answer
OpenStudy (studytheworld):
3648.
Vocaloid (vocaloid):
great
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