
morefine thinks this is interesting:
2165. A congested computer network has a 0.002 probability of losing a data packet and packet losses are independent events. A lost packet must be resent.
(a) What is the probability that an email message with 100 packets will need any to be resent?
(b) What is the probability that an email message with 3 packets will need exactly one to be resent?
(c) If 10 email messages are sent, each with 100 packets, what is the probability that at least one message will need some packets to be resent?
Minimise