Question: the probability that any diode will fail is 0.03. suppose a circuit board contains 150 diodes and each performs independently of all other. a) find

the probability that any diode will fail is 0.03. suppose a circuit board contains 150 diodes and each performs independently of all other.

a) find the probability that at least 4 diodes will fail. P(X >=4)

b) if 5 are shipped, find the probability that at least 4 will work properly.

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