A new computer virus can enter the system through e-mail or through the internet. There is a

30% chance of receiving this virus through e-mail. There is a 40% chance of receiving it

through the internet. Also, the virus enters the system simultaneously throughe-mail and the

internet with probability 0.15. What is the probability that the virus does not enter the system at

all?

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Guest

1 December, 09:58

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Answers (1)

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Lucas Fox · Answer 1

100% - 30% - 40% - 15% = 15% chance that the virus does not enter the system at all