Practical significance
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What does it mean?
Practical significance concerns whether a finding is useful or worthwhile in context. Consider magnitude, costs, benefits and implementation conditions together.
Think through an example.
An everyday example
With a huge sample, a form becoming 0.2 seconds faster may be statistically significant. A high development cost may make that improvement insufficient for adoption.
Test your understanding.
True or false?
Every statistically significant difference is practically important.
Make the next connection
Explore related concepts to deepen your understanding.
Put this knowledge into practice.
Practice with short steps in related tools, then test yourself.
Sources and further reading
Explore the foundations and methodological details in these resources. Examples on this page were created for illustration.
- American Statistical Association Source in EnglishEditorial Calls Time on Statistically Significant in Research