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14.05.2021 •
Mathematics
A pair of shoes costs $75, but you have a coupon for 15% off How much do the shoes cost after using the coupon?
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Ответ:
$63.75
Step-by-step explanation:
Ответ:
answer:
for a mean of m, the poisson formula is
P(k) = e^-m *m^k/k!
a. m = 2, P(≤1) = P(0) + P(1) = e^-2(1 +2) = .4060 <
b. m = 2*5, P(≤4)
= e^-10(1 + 10 + 10^2/2! + 10^4/4!) = .0293 <
Step-by-step explanation: