Basic StatisticsTU Board 2079
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…
5A 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 through e-mail and the internet with probability 0.15. What is, the probability that the virus does not enter the system at all? [5]
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