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OpenStudy (tomfoolery1):
Poisson distribution When studying radioactive material, a nuclear engineer found that over 365 days, 1,000,000 radioactive atoms decayed to 979,897 radioactive atoms, so 20,103 atoms decayed during 365 days. a. Find the mean number of radioactive atoms that decayed in a day. b. Find the probability that on a given day, 53 radioactive atoms decayed.
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OpenStudy (tomfoolery1):
55.07 is the mean!
OpenStudy (raffle_snaffle):
okay so what is the poisson formula?
OpenStudy (raffle_snaffle):
P(X=x) = lambda^x*e^-lambda/(x!)
OpenStudy (raffle_snaffle):
what is lambda?
OpenStudy (tomfoolery1):
is that the mue?
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OpenStudy (raffle_snaffle):
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OpenStudy (raffle_snaffle):
|dw:1458709587227:dw|
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