{
  "说明": "全部为合成输入与拟定制工作表，未连接真实系统，预期不是实测结果。",
  "研究日期": "2026-10-24",
  "题目": "各部门通过率不能直接平均，Agent 怎样核对报表总计的计算语义",
  "工作表字段": [
    "组别",
    "分子",
    "分母",
    "成员集合",
    "组内比率",
    "总计公式",
    "零分母策略",
    "缺失权重",
    "业务用途"
  ],
  "samples": [
    {
      "case_id": "W083-01",
      "input": "A组完成9/10，B组完成1/2，报表直接平均两个百分比",
      "expected": "给出可复算分子分母，要求明确整体率或组均率；实际计算栏空白",
      "actual": "",
      "human_review": "由本场景授权业务或技术负责人核对；本表不自动给出批准、上线或安全通过结论。",
      "reviewer": "",
      "evidence_location": ""
    },
    {
      "case_id": "W083-02",
      "input": "C组0/0，系统默认展示100%",
      "expected": "列零分母显示策略待确认，不自动当满分",
      "actual": "",
      "human_review": "由本场景授权业务或技术负责人核对；本表不自动给出批准、上线或安全通过结论。",
      "reviewer": "",
      "evidence_location": ""
    },
    {
      "case_id": "W083-03",
      "input": "D组只提供百分比80%没有分母",
      "expected": "不能并入整体率，索要分母依据",
      "actual": "",
      "human_review": "由本场景授权业务或技术负责人核对；本表不自动给出批准、上线或安全通过结论。",
      "reviewer": "",
      "evidence_location": ""
    }
  ],
  "补充业务输入": {
    "互斥组": true,
    "A": {
      "population": [
        "A01",
        "A02",
        "A03",
        "A04",
        "A05",
        "A06",
        "A07",
        "A08",
        "A09",
        "A10"
      ],
      "passed": [
        "A01",
        "A02",
        "A03",
        "A04",
        "A05",
        "A06",
        "A07",
        "A08",
        "A09"
      ]
    },
    "B": {
      "population": [
        "B01",
        "B02"
      ],
      "passed": [
        "B01"
      ]
    },
    "expected": {
      "A": "9/10=90%",
      "B": "1/2=50%",
      "equal_group_average": "(90%+50%)/2=70%",
      "overall": "(9+1)/(10+2)=10/12≈83.333%"
    },
    "C": {
      "passed": 0,
      "population": 0,
      "draft": "零分母展示待定，不默认100%"
    },
    "D": {
      "rate": "80%",
      "denominator": null,
      "draft": "不能汇总整体率"
    },
    "actual": ""
  },
  "source_support": [
    {
      "url": "https://learn.microsoft.com/en-us/dax/divide-function-dax",
      "support": "DIVIDE对零分母默认返回BLANK或指定常量；汇总比率采用哪种业务口径由企业确认。",
      "opened_on": "2026-10-24"
    },
    {
      "url": "https://learn.microsoft.com/en-us/power-bi/guidance/star-schema",
      "support": "事实表粒度、维度键与Type 2有效期/代理键支持历史归属；Power Query不能凭当前值恢复丢失历史。",
      "opened_on": "2026-10-24"
    }
  ]
}