sample_data/anscombe.json

[
  {"Series":"I", "X":10.0, "Y":8.04},
  {"Series":"I", "X":8.0, "Y":6.95},
  {"Series":"I", "X":13.0, "Y":7.58},
  {"Series":"I", "X":9.0, "Y":8.81},
  {"Series":"I", "X":11.0, "Y":8.33},
  {"Series":"I", "X":14.0, "Y":9.96},
  {"Series":"I", "X":6.0, "Y":7.24},
  {"Series":"I", "X":4.0, "Y":4.26},
  {"Series":"I", "X":12.0, "Y":10.84},
  {"Series":"I", "X":7.0, "Y":4.81},
  {"Series":"I", "X":5.0, "Y":5.68},

  {"Series":"II", "X":10.0, "Y":9.14},
  {"Series":"II", "X":8.0, "Y":8.14},
  {"Series":"II", "X":13.0, "Y":8.74},
  {"Series":"II", "X":9.0, "Y":8.77},
  {"Series":"II", "X":11.0, "Y":9.26},
  {"Series":"II", "X":14.0, "Y":8.10},
  {"Series":"II", "X":6.0, "Y":6.13},
  {"Series":"II", "X":4.0, "Y":3.10},
  {"Series":"II", "X":12.0, "Y":9.13},
  {"Series":"II", "X":7.0, "Y":7.26},
  {"Series":"II", "X":5.0, "Y":4.74},

  {"Series":"III", "X":10.0, "Y":7.46},
  {"Series":"III", "X":8.0, "Y":6.77},
  {"Series":"III", "X":13.0, "Y":12.74},
  {"Series":"III", "X":9.0, "Y":7.11},
  {"Series":"III", "X":11.0, "Y":7.81},
  {"Series":"III", "X":14.0, "Y":8.84},
  {"Series":"III", "X":6.0, "Y":6.08},
  {"Series":"III", "X":4.0, "Y":5.39},
  {"Series":"III", "X":12.0, "Y":8.15},
  {"Series":"III", "X":7.0, "Y":6.42},
  {"Series":"III", "X":5.0, "Y":5.73},

  {"Series":"IV", "X":8.0, "Y":6.58},
  {"Series":"IV", "X":8.0, "Y":5.76},
  {"Series":"IV", "X":8.0, "Y":7.71},
  {"Series":"IV", "X":8.0, "Y":8.84},
  {"Series":"IV", "X":8.0, "Y":8.47},
  {"Series":"IV", "X":8.0, "Y":7.04},
  {"Series":"IV", "X":8.0, "Y":5.25},
  {"Series":"IV", "X":19.0, "Y":12.50},
  {"Series":"IV", "X":8.0, "Y":5.56},
  {"Series":"IV", "X":8.0, "Y":7.91},
  {"Series":"IV", "X":8.0, "Y":6.89}
]