Find probability that ten data packets sent in one second
Data packets are sent over a wireless network at a rate of 10 packets per second. what is the probability that exactly 10 data packets will be sent during any one second?
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Six students, three boys and three girls, lineup in a random order for a photograph. What is the probability that the boys and girls alternate?
As peculator purchases three stocks on the London Stock Exchange. He estimates that the probabilities that each of these stocks will have risen in value by the end of the week are, respectively, 0.6, 0.8 and 0.4.
When a new machine is functioning properly, only 3% of the items produced are defective. Assume that we will randomly select two parts produced on the machine and that we are interested in the number of defective parts found.
Sales for Fast Kat, a 16-foot catamaran sailboat, have averaged 250 boats per month over the last five years, with a standard deviation of 25 boats.
When the gear is being produced, the shop can make 80 gears per day (Hint: You should use the production model for inventory management).
Sparagowski & Associates conducted a study of service times at the drive-up window of fast-food restaurants. The average time between placing an order and receiving the order at McDonald's restaurants was 2.78 minutes (The Cincinnati Enquirer,
Shown is a probability distribution for the random variable x. Compute E(x), the expected value of x.
The following table shows a partial probability distribution for the MRA Company's projected profits (in thousands of dollars) for the first year of operation (the negative value denotes a loss):
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