Stats Modeling the World, 4th Edition

Published by Pearson
ISBN 10: 0133151549
ISBN 13: 978-0-13315-154-1

Chapter 14 - Probability Rules! - Exercises - Page 383: 7

Answer

Not independent

Work Step by Step

For ticket class and survival rate to be independent, P(survival | first class) must equal P(survival). However, P(survival | first class) does not equal P(survival) because 0.625 $\ne$ 0.323. Thus, ticket class and survival rate are not independent.
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.

GradeSaver will pay $15 for your literature essays
GradeSaver will pay $25 for your college application essays
GradeSaver will pay $50 for your graduate school essays – Law, Business, or Medical
GradeSaver will pay $10 for your Community Note contributions
GradeSaver will pay $500 for your Textbook Answer contributions