Tukey Box Plot (1.5 IQR)

{
  "$schema": "https://vega.github.io/schema/vega-lite/v5.json",
  "description": "A vertical box plot showing median and lower and upper quartiles of the distribution of body mass of penguins.",
  "data": {"url": "data/penguins.json"},
  "mark": "boxplot",
  "encoding": {
    "x": {"field": "Species", "type": "nominal"},
    "color": {"field": "Species", "type": "nominal", "legend": null},
    "y": {
      "field": "Body Mass (g)",
      "type": "quantitative",
      "scale": {"zero": false}
    }
  }
}