× Didn't find what you were looking for? Ask a question
Top Posters
Since Sunday
Home Q & A Board Science-Related Homework Help Mathematics Statistics and Probability
New Topic  
Jbev757 Jbev757
wrote...
Posts: 831
Rep: 0 0
7 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 at least 47,500 miles?
 a. .4332
  b. .9332
  c. .0668
  d. None of the answers is correct.
Read 52 times
2 Replies

Related Topics

Replies
wrote...
#1
7 years ago
c
Jbev757 Author
wrote...
#2
7 years ago
Thank you so much for the answer
New Topic      
Quick Reply
Bold
Italic
Underline
Strikethrough
Subscript
Superscript
Insert Math Equation
Font Name
Font Color
Align left
Center
Align right
Bullet list
Numbered list
Insert a horizontal rule
Insert a table
Insert a Quote
View source
Explore
Post your homework questions and get free online help from our incredible volunteers
  1585 People Browsing
Start New Topic Take the Tour CoursesNew Study Tools Topics Trending Browse by Textbook
Related Images
  
 437
  
 786
  
 3850
Your Opinion
What's your favorite math subject?
Votes: 679
Previous poll results: What's your favorite funny biology word?