Big Ideas Math - Algebra 1, A Common Core Curriculum

Published by Big Ideas Learning LLC
ISBN 10: 978-1-60840-838-2
ISBN 13: 978-1-60840-838-2

Chapter 11 - Data Analysis and Displays - Chapter Review - Page 624: 3

Answer

Median: $3$ Mode: $10$ Mean: $4$

Work Step by Step

Arrange data in ascending order: $$-9,-2,0,3,3,10,10,10,11$$ The median is middle value $3$. The mode is $10$, that occurs most often. The mean is: $$\frac{-9+(-2)+0+3+3+10+10+10+11}{9}=\frac{36}{9}=4$$
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