Answer
Sum = 320
Work Step by Step
Mean = Sum/ No. of Means
Here we have: mean = 64, No. of Values = 5, so
64= sum/5
sum = 64 x 5 = 320
Elementary Statistics: A Step-by-Step Approach with Formula Card 9th Edition
by Bluman, Allan
Published by
McGraw-Hill Education
ISBN 10:
0078136334
ISBN 13:
978-0-07813-633-7
Chapter 3 - Data Description - 3-1 Measures of Central Tendency - Extending the Concepts - Page 126: 33
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