Mathematics, 14.12.2021 23:20 neariah24
The switchboard in a Minneapolis law office gets an average of 5.5 incoming phone calls during the noon hour on Mondays. Experience shows that the existing staff can handle up to six calls in an hour. Let X = the number of calls received at noon.
a. Find the mean and standard deviation of X.
b. What is the probability that the office receives at most six calls at noon on Monday?
c. Find the probability that the law office receives six calls at noon. What does this mean to the law office staff who get, on average, 5.5 incoming phone calls at noon?
d. What is the probability that the office receives more than eight calls at noon?
Answers: 1
Mathematics, 21.06.2019 23:30
Mason and christian go to the movie theater and purchase refreshments for their friends. mason spends a total of $45.75 on 3 bags of popcorn and 6 drinks. christian spends a total of $71.50 on 6 bags of popcorn and 4 drinks. write a system of equations that can be used to find the price of one bag of popcorn and the price of one drink. using these equations, determine and state the price of a drink, to the nearest cent.
Answers: 2
Mathematics, 22.06.2019 02:40
Factor the following polynomial completely 514 + 2013 - 1052 oa. 5121 + 3)( - ) ob. 51%(1 - 3)(1 + 7) oc. 5198 - 3)(x + 7) od 51%(+ 3)(x - 7)
Answers: 1
Mathematics, 22.06.2019 03:30
Right triangle abc has three sides with lengths ab= 119, bc = 169, ca= 120. find the value of cos c. hint: draw and label the triangle. the hypotenuse is always the longest.
Answers: 2
The switchboard in a Minneapolis law office gets an average of 5.5 incoming phone calls during the n...
Medicine, 16.10.2020 07:01
Mathematics, 16.10.2020 07:01
Mathematics, 16.10.2020 07:01
Arts, 16.10.2020 07:01
Mathematics, 16.10.2020 07:01
Mathematics, 16.10.2020 07:01
Chemistry, 16.10.2020 07:01
Mathematics, 16.10.2020 07:01
Chemistry, 16.10.2020 07:01