Essentials of Statistics (5th Edition)

Published by Pearson
ISBN 10: 0-32192-459-2
ISBN 13: 978-0-32192-459-9

Chapter 1 - Introduction to Statistics - 1-2 Statistical and Critical Thinking - Page 11: 1

Answer

Statistical significance is achieved in a study when a result is unlikely to be due to pure chance, whereas practical significance describes a finding's practical or realistic effect. A finding can be statistically significant but have little to no practical significance.

Work Step by Step

For example, a weight loss study that results in an average weight loss of 2 kg may be statistically significant, but the amount of weight lost is not very practical for a weight loss program so there is little practical significance.
Update this answer!

You can help us out by revising, improving and updating this answer.

Update this answer

After 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.