Introductory Statistics 9th Edition

Published by Wiley
ISBN 10: 1-11905-571-7
ISBN 13: 978-1-11905-571-6

Chapter 4 - Advanced Exercises - Page 171: 4.105


a. P(red) = 0.5 , P(green) = 0.5 P(red at sixth time) = 0.5 When 5 red balls are removed from the box, P( red) = $\frac{5}{15}$ = 0.33 P(red at sixth time) = 0.33 c. He is wrong. The probability will remain the same. Coin tossing is mathematically equivalent to the procedure mentioned in part a.

Work Step by Step

a. Because no red balls are removed from the box, the probabilities remain unchanged.
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.