Elementary Statistics (12th Edition)

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

Chapter 3 - Statistics for Describing, Exploring, and Comparing Data - Review - Chapter Quick Quiz: 1

Answer

14 min.

Work Step by Step

The mean can be counted by summing all the data and dividing it by the number of data: mean=$\frac{12+8+21+17+12}{5}=14$min.
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