Mathematics, 11.01.2021 15:50 1963038660
Customers arrive at a checkout counter in a department store according to a Poisson distribution at an average of seven per hour. If it takes approximately ten minutes to serve each customer, find the mean and variance of the total service time in minutes for customers arriving during a 1-hour period. (Assume that a sufficient number of servers are available so that no customer must wait for service.)
Answers: 3
Another question on Mathematics
Mathematics, 21.06.2019 15:00
Achemist has 200 ml of a 10% sucrose solution. she adds x ml of a 40% sucrose solution. the percent concentration, y, of the final mixture is given by the rational function: the chemist needs the concentration of the final mixture to be 30%. how many milliliters of the 40% solution should she add to the 10% solution to get this concentration?
Answers: 1
Mathematics, 21.06.2019 17:30
Me with this one question, and i'll upvote the brainliest answer
Answers: 2
Mathematics, 21.06.2019 18:00
Which statement about the relative areas of δabc and δxyz is true? the area of δabc > the area of δxyz the area of δabc < the area of δxyz the area of δabc = the area of δxyz more information is needed to compare.
Answers: 1
Mathematics, 21.06.2019 20:00
Does anyone know how to solve and graph this: 4 + | a + 2 | < 7the only part i don't get is the "4 +"
Answers: 2
You know the right answer?
Customers arrive at a checkout counter in a department store according to a Poisson distribution at...
Questions
Mathematics, 29.05.2020 23:03
History, 29.05.2020 23:03
Mathematics, 29.05.2020 23:03
Mathematics, 29.05.2020 23:03
History, 29.05.2020 23:03
English, 29.05.2020 23:03
Mathematics, 29.05.2020 23:03
Mathematics, 29.05.2020 23:03
Business, 29.05.2020 23:03
