Elementary Statistics (12th Edition)

Published by Pearson
ISBN 10: 0321836960
ISBN 13: 978-0-32183-696-0

Chapter 9 - Inferences from Two Samples - 9-2 Two Proportions - Basic Skills and Concepts: 6

Answer

There is not sufficient evidence to reject that for those saying that monitoring e-mails is unethical, the proportion of workers is the same as the proportion of managers.

Work Step by Step

The value of the test statistic is:z=2.17, the P-value is: P=0.03, hence larger than the significance level, hence the null hypothesis shouldn't be rejected. Hence we can say that there is not sufficient evidence to reject that for those saying that monitoring e-mails is unethical, the proportion of workers is the same as the proportion of managers.
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.