{
  "id": "S037",
  "type": "单选题",
  "type_code": "single",
  "stem": "根据计算，初始样本量是400，预计回答率为65%，那么最终确定调查的样本量为（ ）。",
  "stem_text": "根据计算，初始样本量是400，预计回答率为65%，那么最终确定调查的样本量为（ ）。",
  "options": [
    {
      "key": "A",
      "text": "615"
    },
    {
      "key": "B",
      "text": "660"
    },
    {
      "key": "C",
      "text": "540"
    },
    {
      "key": "D",
      "text": "1112"
    }
  ],
  "options_text": [
    {
      "key": "A",
      "text": "615"
    },
    {
      "key": "B",
      "text": "660"
    },
    {
      "key": "C",
      "text": "540"
    },
    {
      "key": "D",
      "text": "1112"
    }
  ],
  "answer_keys": [
    "A"
  ],
  "answer_display": "A",
  "answer_texts": [
    "615"
  ],
  "sources": [
    {
      "edition": "第12届",
      "edition_num": 12,
      "no": 37,
      "uid": "12-037",
      "file": "第12届本科模拟题（10.19）.xlsx"
    }
  ],
  "source_display": "第12届 第37题",
  "source_count": 1,
  "images": [],
  "warnings": [],
  "conflict": null,
  "url": "/q/S037.html"
}