Elementary Statistics: Picturing the World (6th Edition)

Published by Pearson
ISBN 10: 0-32191-121-0
ISBN 13: 978-0-32191-121-6

Chapter 7 - Hypothesis Testing with One Sample - Section 7.1 Introduction to Hypothesis Testing - Exercises - Page 360: 26

Answer

Let σ = Standard Deviation in number of shipping errors per million shipments As per claim σ < 3 Null Hypothesis: $H_{o} = σ \geq 3$ Alternative Hypothesis: $H_{a} = σ \lt 3$ (represents the claim)

Work Step by Step

As given in answer
Update this answer!

You can help us out by revising, improving and updating this answer.

Update this answer

After 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.