Question

2. The chance a 1-km segment of railroad track contains a defect is 0.01. Assume the...

2. The chance a 1-km segment of railroad track contains a defect is 0.01. Assume the 1-km segments of track are independent.
a. Compute the probability that exactly 125 km of track need to be tested before a defect is found.
b. On average, how many 1-km segments of railroad track have to be tested before a defect is found?
0 0
Add a comment Improve this question Transcribed image text
Answer #1

o 99 X -1 12S- (0.99)- O.oD 23 (o oリ p6-125): 0ง

Add a comment
Know the answer?
Add Answer to:
2. The chance a 1-km segment of railroad track contains a defect is 0.01. Assume the...
Your Answer:

Post as a guest

Your Name:

What's your source?

Earn Coins

Coins can be redeemed for fabulous gifts.

Not the answer you're looking for? Ask your own homework help question. Our experts will answer your question WITHIN MINUTES for Free.
Similar Homework Help Questions
ADVERTISEMENT
Free Homework Help App
Download From Google Play
Scan Your Homework
to Get Instant Free Answers
Need Online Homework Help?
Ask a Question
Get Answers For Free
Most questions answered within 3 hours.
ADVERTISEMENT
ADVERTISEMENT
ADVERTISEMENT