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OpenStudy (pulsified333):
Find the probability of throwing a sum of 4 at least 2 times in 7 throws of a pair of fair dice. Answer:
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OpenStudy (pulsified333):
I know there is a 3/36 chance to get a sum of 4
OpenStudy (anonymous):
yea this is binomial probability
OpenStudy (anonymous):
so nCr * p^r * q^(n-r)
OpenStudy (anonymous):
does that look familiar?
OpenStudy (pulsified333):
I got it :D thanks that helped
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OpenStudy (anonymous):
np
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