Decision Sciences
8 years ago

Negative ANOVA Results Linked to Small Sample Sizes and Outliers

1 view
Communications for Statistical Applications and Methods
Why do we get Negative Variance Components in ANOVA
Jang-Taek Lee

Paper Summary

The article explores why negative variance components can occur in ANOVA. The researchers found that this can happen when there are too few treatments, unbalanced data, small variance component ratios, or many outliers in the data.

Related papers

Decision Sciences
4 years ago

Statistical dependencies in data may challenge understanding of human cognitive functioning.

Behavioral Economics
Cognitive Control
Working Memory
Theme background image
Mathematics
4 years ago

Adding covariates in linear models: reducing variance without increasing bias.

Causal Inference
Regularization Methods
Missing Data
Theme background image
Mathematics
4 years ago

Binary and Ordinal Data Analysis Methods Lead to Biased Results

Missing Data
Regularization Methods
Causal Inference