Answer
x = 6
Work Step by Step
Here we have: mean = 8.2, No. of Values = 5
Let the fifth value = x. So
8.2 = (6 + 10 + 7 + 12 + x) / 5
5 x 8.2 = 35 + x
x = 6
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: 34
Update this answer!
You can help us out by revising, improving and updating this answer.
Update this answerAfter you claim an answer you’ll have 24 hours to send in a draft. An editor will review the submission and either publish your submission or provide feedback.
