Box Plot
Box and whisker plots showing distribution quartiles, median, and outliers across categories. Useful for comparing variability in salaries, delivery times, or test scores.
Template details
- chart
- boxplot
- statistics
- distribution
- quartiles
- d3
When to use this template
Box plots excel at revealing the central tendency, spread, and skewness of a quantitative variable across multiple distinct categories. They quickly highlight differences in median values, interquartile ranges, and potential outliers between groups, making it easy to compare distributions at a glance. An analyst would use this to understand how a key metric varies across different segments or conditions.
- Comparing the distribution of a continuous variable across distinct categories.
- Datasets with at least 5-10 data points per category to reliably calculate quartiles.
- Identifying potential outliers within each categorical group.
- Assessing the spread and variability of data for different segments.
- When comparing up to ~15-20 categories effectively on a single chart.
- Data where understanding median, quartiles, and range is more critical than individual data points.