The Basic Practice of Statistics 7th Edition

Published by W. H. Freeman
ISBN 10: 146414253X
ISBN 13: 978-1-46414-253-6

Chapter 1 - Picturing Distributions with Graphs - Check Your Skills - Page 37: 1.14

Answer

The correct answer is (c) either a pie chart or a bar graph.

Work Step by Step

That is because the grades (A, B, C, D, F) are categorical variables and can be represented by both a bar graph and a pie chart.
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