Basic College Mathematics (10th Edition)

Published by Pearson
ISBN 10:
ISBN 13:

Chapter 10 - Statistics - 10.4 Mean, Median, and Mode - 10.4 Exercises - Page 737: 13


12.5 Customers

Work Step by Step

$Mean= \frac{sum of products}{total customers}= \frac{(8 \times 2)+ (11 \times 12)+ (15\times 5)+ (26 \times 1 )}{2+12+5+1} =$12.45 $\approx12.5$ (Rounded up to Nearest Tenth)
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