"統計学" meaning in Japanese

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          "計",
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      "ipa": "[to̞ːke̞ːɡa̠kɯ̟]"
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  "word": "統計学"
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    {
      "form": "統計学",
      "ruby": [
        [
          "統",
          "とう"
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          "計",
          "けい"
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