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Occasionally an airline will lose a bag. A small airline has found it loses an average of 3.7 bags each day. Find the probability that, on a given day, (a) The airline looses exactly seven bags. (b) The airline looses fewer than seven bags. (c) The airline looses more than eight bags. Round all answers to four decimal places.
The average phone user sends an average of 46.4 text messages a day. Assuming that text messaged follow a Poison Distribution (Round all answers to four decimal places) a. How many text messages do they send in an hour? b. What is the probability that thev send 3 messages in an hour? $P(x=3)=$ c. What is the probability that they send more than 3 messages in an hour? $P(x>3)=$