statistical difference
Type: concept Aliases: statistical significancestatistically significantstatistically different
- Systems Analogy A mathematical check confirming a real experimental effect rather than pure random chance.
- Formal Definition A mathematical determination that a measured difference between experimental groups is unlikely to have occurred by random chance, typically denoted by a p-value < 0.05.
Mentioned In
- Biological CircuitsDHA Target Engagement & Cognition in Dementia Risk
Scientific Sources & Literature Citations
- [1] Empirical Study Wasserstein RL, Lazar NA. The ASA Statement on p-Values and Statistical Significance. Am Stat. 2016;70(2):129-133. ↗
"A p-value is the probability under a specified statistical model that a statistical summary of the data would be equal to or more extreme than its observed value."