{
  "id": "J019",
  "type": "判断题",
  "type_code": "judge",
  "stem": "样本量取决于调查估计值所要求的精度。精度越高，样本量越小。",
  "stem_text": "样本量取决于调查估计值所要求的精度。精度越高，样本量越小。",
  "options": [
    {
      "key": "A",
      "text": "对"
    },
    {
      "key": "B",
      "text": "错"
    }
  ],
  "options_text": [
    {
      "key": "A",
      "text": "对"
    },
    {
      "key": "B",
      "text": "错"
    }
  ],
  "answer_keys": [
    "B"
  ],
  "answer_display": "B",
  "answer_texts": [
    "错"
  ],
  "sources": [
    {
      "edition": "第13届",
      "edition_num": 13,
      "no": 82,
      "uid": "13-082",
      "file": "第13届市调大赛本科组模拟题.docx"
    }
  ],
  "source_display": "第13届 第82题",
  "source_count": 1,
  "images": [],
  "warnings": [],
  "conflict": null,
  "url": "/q/J019.html"
}