英語(yǔ)數(shù)學(xué)概率題

英語(yǔ)數(shù)學(xué)概率題
幫同學(xué)問(wèn)的,
if the probability of successfully introducing any new product(A for example) to the market is 18%,and the probability of successfully introducing two new products(A and B) is 5%,then
a) what is the probability that any new product (A for example) will fail?
b) what is the probability that at least one of the two( any two),A or B,will be successful
c) what is the probability that neither A nor B will be successful
d) what is the probability that A will be successful,if you know that B was successful
e) waht is the probability that A or B was successful,but not both
f) Given that at least one,A or B,was successful,what is the probability that A was successful

其他人氣：781 ℃時(shí)間：2020-06-01 23:58:41

優(yōu)質(zhì)解答

Acording to P(A)=18% P(AB)=5%,we come to the conclusion thatP(A')=1-P(A)=82% and P(AB')=P(A)-P(AB)=18%-5%=13%.Similarly,P(B)=18% and P(BA')=13%.Then,P(A'B')=1-P(AB')-P(BA')-P(AB)=1-13%-13%-5%=69%answe...

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英語(yǔ)數(shù)學(xué)概率題

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