Mathematics, 03.12.2019 03:31 rickimmorgan
The number of messages sent to a computer bulletin board is a poisson random variable with a mean of 5 messages per hour.
(a) what is the probability that 5 messages are received in 1 hour?
(b) what is the probability that 10 messages are received in 1.5 hours?
(c) what is the probability that the time between two consecutive received messages exceeds 30 minutes?
(d) find the expected value and the standard deviation of the number of messages received daily.
Answers: 3
Mathematics, 21.06.2019 18:50
Determine if the function below is continuous. a. continuous b. not continuous, 1 hole c. not continuous, > 2 holes d. not continuous, 2 holes
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Mathematics, 21.06.2019 19:30
Zoey made 5 1/2 cups of trail mix for a camping trip. she wants to divide the trail mix into 3/4 cup servings. a. ten people are going on the trip. can zoey make enough 3/4 cup servings so that each person gets one serving? b. what size would the servings need to be for everyone to have a serving?
Answers: 1
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