Mathematics, 05.12.2019 21:31, hellenjones30p0kvtl
The reference desk of a university library receives request for assistance. assume that a poisson probability distribution with an arrival rate of 10 request per hour can be used to describe the arrival pattern and that service time follow an exponential probability distribution with a service rate of 12 request per hour.
a. what is the probability that no requests for assistance are in the system?
b. what is the average number of requests that will be waiting for service?
c. what is the average time in minutes before service begins?
d. what is the average time at the reference desk in minutes (waiting time plus service time)?
e. what is the probability that a new arrival has to wait for service?
Answers: 1
Mathematics, 21.06.2019 17:40, zitterkoph
Which basic geometric term has no width, no length, and no thickness? line b. point c. angle d. plane
Answers: 2
Mathematics, 21.06.2019 19:00, lashaeperson
How does a low unemployment rate affect a nation's economy? a. the nation has a higher number of productive resources. b. the nation can spend more money on for unemployed people. c. the nation can save money by paying lower salaries to a large workforce. reset
Answers: 1
Mathematics, 21.06.2019 19:20, hahah265
Suppose that a households monthly water bill (in dollars) is a linear function of the amount of water the household uses (in hundreds of cubic feet, hcf). when graphed, the function gives a line with slope of 1.65. if the monthly cost for 13 hcf is $46.10 what is the monthly cost for 19 hcf?
Answers: 3
The reference desk of a university library receives request for assistance. assume that a poisson pr...
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