{
  "id": "J011",
  "type": "判断题",
  "type_code": "judge",
  "stem": "联合分析中，若属性A的三个水平所对应的效用值依次为-3.79、2.57、0.18，则属性A的效用范围为6.36。",
  "stem_text": "联合分析中，若属性A的三个水平所对应的效用值依次为-3.79、2.57、0.18，则属性A的效用范围为6.36。",
  "options": [
    {
      "key": "A",
      "text": "对"
    },
    {
      "key": "B",
      "text": "错"
    }
  ],
  "options_text": [
    {
      "key": "A",
      "text": "对"
    },
    {
      "key": "B",
      "text": "错"
    }
  ],
  "answer_keys": [
    "A"
  ],
  "answer_display": "A",
  "answer_texts": [
    "对"
  ],
  "sources": [
    {
      "edition": "第12届",
      "edition_num": 12,
      "no": 85,
      "uid": "12-085",
      "file": "第12届本科模拟题（10.19）.xlsx"
    }
  ],
  "source_display": "第12届 第85题",
  "source_count": 1,
  "images": [],
  "warnings": [],
  "conflict": null,
  "url": "/q/J011.html"
}