Answer
Histogram of the data is appended below:
From Histogram we observe that the residual for Observation 9 is an outlier. Moreover, observation 4 is also an outlier.
Work Step by Step
In Minitab, select Histogram from charts menu
The Basic Practice of Statistics 7th Edition
by Moore, David S.; Notz, William I.; Fligner, Michael A.
Published by
W. H. Freeman
ISBN 10:
146414253X
ISBN 13:
978-1-46414-253-6
Chapter 26 - Inference for Regression - Chapter 26 Exercises - Page 637: 26.28b
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