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    "estimate": "Mean lift",
    "lower": "Low",
    "upper": "High",
    "prefix": "",
    "suffix": "%",
    "decimals": 1,
    "axisDecimals": null,
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    "color": "textSecondary",
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    "annotationFontSize": 12
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  "document": {
    "header": {
      "title": "A/B Test Results",
      "subtitle": "Feature lift with 95% confidence intervals"
    },
    "footer": {
      "source": "xarts · demo data",
      "notes": "Illustrative data to explore the chart and replace with your own."
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