The Basic Practice of Statistics 7th Edition

Published by W. H. Freeman
ISBN 10: 146414253X
ISBN 13: 978-1-46414-253-6

Chapter 20 - Inference about a Population Mean - Chapter 20 Exercises - Page 484: 20.57

Answer

An improper use of a t-test would be a t-test that is applied to strongly skewed data or data that contains strong outliers. An improper use of a t-test would be a t-test that is applied to a non-random sample.

Work Step by Step

An improper use of a t-test would be a t-test that is applied to strongly skewed data or data that contains strong outliers. An improper use of a t-test would be a t-test that is applied to a non-random sample.
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