Answer
P = 0.5 - α/2 = 0.5 - 0.05/2 = 0.5 - 0.025 = 0.475
Using Using z table, we have:
z = 1.96
Hence the rejection region will be all values smaller than 1.96
Work Step by Step
As above
Statistics (12th Edition)
by McClave, James T.; Sincich, Terry T.
Published by
Pearson
ISBN 10:
0321755936
ISBN 13:
978-0-32175-593-3
Chapter 9 - Inferences Based on Two Samples - Exercises 9.1 - 9.29 - Learning the Mechanics - Page 423: 9.10d
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.
