Basic Symmetric Error Bars

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

Section

error_y (or error_x) is a plain map on any Scatter or Bar trace. Key fields: type:, array:, visible: true. type: "data" means the error values are explicit per-point values in array:.

alias Plotly.{Figure, Scatter}

Figure.new()
|> Figure.add_trace(
  Scatter.new(
    x: [0, 1, 2],
    y: [6, 10, 2],
    error_y: %{type: "data", array: [1, 2, 3], visible: true}
  )
)
|> Figure.update_layout(title: "Basic Symmetric Error Bars")
|> Plotly.show()