Algebra 1

Published by Prentice Hall
ISBN 10: 0133500403
ISBN 13: 978-0-13350-040-0

Chapter 12 - Data Analysis and Probability - Concept Byte - Misleading Graphs and Statistics - Page 748: 3



Work Step by Step

January has a point at 40, which is on the fourth horizontal line. The point for June is at 50 (on the fifth horizontal line). The graph appears to have increased 25% in six months (4∗1=5), and this did happen ($50−40=10$, and $10/40=.25$).
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