Analysis of variances

Analysis of variance (ANOVA) determines whether the examined factor has a significant impact on the studied feature.

Perform ANOVA

• Open a table
• Run Top Menu > ML > Analyze > ANOVA...
• Select the source table
• Select Factor and Feature columns
• Set Significance and Validate check option
• Press OK

The following analysis appears:

Outputs

Box plot

The box plot shows the distribution of values by categories:

Summary

The ANOVA summary table presents results of computations:

The null hypothesis is rejected if the p-value is smaller than the specified significance.

See also:

• Statistical hypothesis testing
• One-way ANOVA
• Box plot