Conversion Optimisation
Statistical Significance
Definition
Statistical significance indicates whether the results of an glossaryExperimentAn experiment is a structured test used to evaluate hypotheses and measure outcomes.Open glossary term are likely due to real effects rather than chance.
In practice
Used to validate guideA/B TestingComparing live variations with controlled experiments to identify which design or content change performs better.Open guide results before making decisions.
The reality
Misunderstood or ignored, leading to false conclusions.
Plain English
Knowing if results are real or just luck.
FAQ
Common questions
A few practical answers to the questions that usually come up around this term.
What is statistical significance?
It shows whether results are likely real and not random.
Why is it important?
It ensures decisions are based on reliable glossaryDataData is raw information collected and stored for analysis, processing, or decision-making.Open glossary term.
How is it measured?
Using probability and glossaryConfidenceConfidence is the level of certainty in a decision or outcome based on available evidence.Open glossary term levels.
What is a common mistake?
Stopping tests too early.
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