ANOVA
ANOVA
ANOVA (pronounced /əˈnoʊvə/), or Analysis of Variance, is a collection of statistical models and their associated estimation procedures used to analyze the differences among group means in a sample. The ANOVA was developed by statistician Ronald Fisher.
Etymology
The term ANOVA was derived from the English phrase Analysis of Variance. It was coined by Ronald Fisher, a British statistician and geneticist, who is considered by many to be the father of modern statistics.
Related Terms
- F-test: A statistical test used in ANOVA to determine the significance of group differences.
- Variance: A statistical measurement of the spread between numbers in a data set.
- Mean: The average value in a set of numbers.
- Statistical significance: A measure of the probability that an observed difference could have occurred just by random chance.
- Null hypothesis: A type of hypothesis used in statistics that proposes that no statistical significance exists in a set of observed data.
See Also
External links
- Medical encyclopedia article on ANOVA
- Wikipedia's article - ANOVA
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