Grouped Horizontal Box Plot

Mix.install([
  {:plotly_ex, "~> 0.3"},
  {:kino, "~> 0.18"}
])

Section

Combine orientation: "h" with categorical y: values and layout.boxmode: "group" for grouped horizontal boxes. With horizontal orientation, x: holds the data values and y: holds the category.

alias Plotly.{Figure, Box}

y = ["day 1", "day 1", "day 1", "day 2", "day 2", "day 2"]

Figure.new()
|> Figure.add_trace(Box.new(x: [0.2, 0.2, 0.6, 1.0, 0.5, 0.4], y: y, name: "kale",     orientation: "h", marker: %{color: "#3D9970"}))
|> Figure.add_trace(Box.new(x: [0.6, 0.7, 0.3, 0.6, 0.0, 0.5], y: y, name: "radishes", orientation: "h", marker: %{color: "#FF4136"}))
|> Figure.add_trace(Box.new(x: [0.1, 0.3, 0.1, 0.9, 0.6, 0.6], y: y, name: "carrots",  orientation: "h", marker: %{color: "#FF851B"}))
|> Figure.update_layout(title: "Grouped Horizontal Box Plot", boxmode: "group")
|> Plotly.show()