Question

Listed below are speeds (mi/h) measured from traffic on a busy highway


Listed below are speeds (mi/h) measured from traffic on a busy highway. This simple random sample was obtained at 3:30 P.M. on a weekday. Use the sample data to construct a 90% confidence interval estimate of the population standard deviation.


 60 61 61 5661 52 59 58 59 69 62 68 


Click the icon to view the table of Chi-Square critical values. 


The confidence interval estimate is _______ mi/h< σ < _______mi/h . (Round to one decimal place as needed.) 

1 0
Add a comment Improve this question Transcribed image text
✔ Recommended Answer
Answer #1

Add a comment
Know the answer?
Add Answer to:
Listed below are speeds (mi/h) measured from traffic on a busy highway
Your Answer:

Post as a guest

Your Name:

What's your source?

Earn Coins

Coins can be redeemed for fabulous gifts.

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