Analysis of variance (ANOVA) is a statistical analysis tool that separates total variability found within a data set into two components: random and systematic factors.

This is a preview. Log in through your library . Abstract An analysis of variance (ANOVA) is defined to be a partition of the total sum of squares into independent terms which, when suitably scaled, ...

Definition of the variance of a sample as one half of the average squared difference is more intuitive than the common definition as an average squared deviation from the mean. Similarly, the one-way ...

In a recent Nature Methods Points of Significance piece 1, drug combination was used to illustrate the principles of factorial experiments for the analysis of interaction effects. Factorial analysis ...

Basic Concepts -- Everglades Example -- Statistical Issues -- R -- What Is R? -- Getting Started with R -- R Commander -- Statistical Assumptions -- Normality ...