Problem Solving

试题详情

题目:

A string of 10 lightbulbs is wired in such a way that if
any individual lightbulb fails, the entire string fails. If for
each individual lightbulb the probability of failing during
time period T id 0.06, what is the probability that the
string of lightbulbs will fail during time period T?

选项:

A、0.06
B、(0.06)^10
C、1-(0.06)^10
D、(0.94)^10
E、1-(0.94)^10

答案:

E

提问:

还是概率题,单独一个lightbulb倒下的概率是0.06,那么10个倒下的概率不是0.06的10次方吗?
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