× Didn't find what you were looking for? Ask a question
Top Posters
Since Sunday
w
3
w
3
e
3
3
r
3
g
2
2
b
2
M
2
V
2
f
2
c
2
Home Q & A Board Science-Related Homework Help Mathematics Statistics and Probability
New Topic  
ejohnson3310 ejohnson3310
wrote...
Go to Answer
Posts: 800
Rep: 0 0
6 years ago
The life expectancy of a particular brand of tire is normally distributed with a mean of 40,000 and a standard deviation of 5,000 miles. What is the probability that a randomly selected tire will have a life of exactly 47,500 miles?
 a. .4332
  b. .9332
  c. .0668
  d. 0
Read 43 times
1 Reply
Replies
Answer verified by a subject expert
syaarsyaar
wrote...
#1
Top Poster
Posts: 1166
Rep: 8 0
6 years ago
Sign in or Sign up in seconds to unlock everything for free
1

Related Topics

ejohnson3310 Author
wrote...

6 years ago
Brilliant ツ
megan.xo
wrote...

Yesterday
Thank you, thank you, thank you!
momochiime
wrote...

2 hours ago
You make an excellent tutor!
New Topic      
Quick Reply
Explore
Post your homework questions and get free online help from our incredible volunteers
  423 People Browsing
Start New Topic Take the Tour CoursesNew Study Tools Topics Trending Browse by Textbook
Live Chat
Related Images
  
 431
  
 423
  
 368
Your Opinion
Do you believe in global warming?
Votes: 488
Previous poll results: Which of the following is the best resource to supplement your studies: