× Didn't find what you were looking for? Ask a question
Top Posters
Since Sunday
c
5
j
5
a
5
L
5
f
5
j
5
D
4
k
4
y
4
t
4
h
4
l
4
Home Q & A Board Other Fields Homework Help Business Management
New Topic  
kekule kekule
wrote...
Go to Answer
Posts: 687
Rep: 0 0
6 years ago
The bank manager of a busy downtown location found herself unable to find good teller help so she invested in an ATM to handle the routine withdrawals that tended to occupy an inordinate amount the teller's time.
 
  Before she installed the ATM she found that customers were arriving on average every 2 minutes (Poisson distributed) and it took a teller 30 seconds (exponentially distributed) to process their request. The ATM is able to maintain a constant 30 second service time. What is the impact on system utilization?
  A) There is no change.
  B) Utilization has dropped by 15.
  C) Utilization has dropped by 30.
  D) Utilization has dropped by 45.
Read 133 times
2 Replies
Replies
Answer verified by a subject expert
Alphabet!Alphabet!
wrote...
#1
Top Poster
Posts: 920
Rep: 5 0
6 years ago
Sign in or Sign up in seconds to unlock everything for free
1

Related Topics

Anonymous
wrote...
#2
10 months ago
Help! The answer is missing an explanation...
New Topic      
Quick Reply
Explore
Post your homework questions and get free online help from our incredible volunteers
  889 People Browsing
Start New Topic Take the Tour CoursesNew Study Tools Topics Trending Browse by Textbook
Live Chat
Related Images
  
 7239
  
 394
  
 331
Your Opinion
Which industry do you think artificial intelligence (AI) will impact the most?
Votes: 379
Previous poll results: Which is the best fuel for late night cramming?