Elementary Statistics (12th Edition)

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

Chapter 2 - Summarizing and Graphing Data - 2-4 Graphs That Enlighten and Graphs That Deceive - Basic Skills and Concepts: 3

Answer

Check explanation.

Work Step by Step

In the graph the x-axis is for the marks and the y-axis is for the freqency of the students. Here, there is not much data given, only some lines, with big spaces between them, so it is impossible to deduce anything, because the distributions would be discrete and random.
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