Technology and the Internet
According to a recent study, 30% of all computers in the United States are infected with some form of malware. Suppose a computer repair specialist carefully checks every machine left at his store.
a. What is the probability that the second computer examined will be the first to have malware? Write a Solution Trail for this problem.
b. What is the probability that the tenth machine examined will be the first to have malware?
c. What is the mean number of computers examined before one will be infected with malware?
d. What is the probability that at least five computers will be examined before one will have malware?