Cumulative Frequency Distribution

View this example in the online editor

Vega-Lite JSON Specification

{
  "$schema": "https://vega.github.io/schema/vega-lite/v5.json",
  "data": {"url": "data/movies.json"},
  "transform": [{
    "aggregate":[{"op": "count", "field": "*", "as": "count"}],
    "groupby": ["IMDB Rating"]
  },
  {
    "sort": [{"field": "IMDB Rating"}],
    "window": [{"op": "sum", "field": "count", "as": "Cumulative Count"}],
    "frame": [null, 0]
  }],
  "mark": "area",
  "encoding": {
    "x": {
      "field": "IMDB Rating",
      "type": "quantitative"
    },
    "y": {
      "field": "Cumulative Count",
      "type": "quantitative"
    }
  }
}