Answer
$(176.2,239.4)$
Work Step by Step
A $90\%$ interval for the mean gate velocity with a thickness of $0.5$ inch can be found below $90\% CI$, thus it is: $(176.2,239.4)$
The Basic Practice of Statistics 7th Edition
by Moore, David S.; Notz, William I.; Fligner, Michael A.
Published by
W. H. Freeman
ISBN 10:
146414253X
ISBN 13:
978-1-46414-253-6
Chapter 26 - Inference for Regression - Chapter 26 Exercises - Page 637: 26.27b
Update this answer!
You can help us out by revising, improving and updating this answer.
Update this answerAfter you claim an answer you’ll have 24 hours to send in a draft. An editor will review the submission and either publish your submission or provide feedback.
