Elementary Statistics (12th Edition)

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

Chapter 6 - Normal Probability Distributions - 6-4 Sampling Distributions and Estimators - Basic Skills and Concepts: 2

Answer

a)Without replacement. b) The probabilities given the two way are really close to each other, and when they choose a random person from the population, it is really unlikely to choose a person chosen before.

Work Step by Step

a) It is better to take samples without replacement, because even this way it takes a long time to inspect but with replacement, it would take even longer. b)Because when performing statistical methods, the probabilities given the two way are really close to each other, and when they choose a random person from the population, it is really unlikely to choose a person chosen before, therefore it is considered as doing it with replacement.
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.