Introductory Statistics 9th Edition

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

Chapter 4 - Section 4.2 - Calculating Probability - Exercises - Page 139: 4.16


Relative frequency approach.

Work Step by Step

This is because the various outcomes for the experiment are not equally likely. Furthermore, the results obtained are just an approximation of the probability that a randomly selected adult is in favor of keeping the Social Security system or against it. Every time the economist repeats this experiment he may obtain a different probability for this event.
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