Thinking Mathematically (6th Edition)

Published by Pearson
ISBN 10: 0321867327
ISBN 13: 978-0-32186-732-2

Chapter 12 - Statistics - 12.1 Sampling, Frequency Distributions, and Graphs - Concept and Vocabulary Check - Page 776: 8



Work Step by Step

Data taken from a call-in poll rarely gives the true feelings of the population it hopes to get information from. The call in data isn’t reliable because it is usually made up of people who feel strongly about the issue at hand...and those results are not random.
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