{
  "id": "S106",
  "type": "单选题",
  "type_code": "single",
  "stem": "在计算样本量时，需要考虑的两个基本因素是（）。",
  "stem_text": "在计算样本量时，需要考虑的两个基本因素是（）。",
  "options": [
    {
      "key": "A",
      "text": "总体规模大小和抽样方式"
    },
    {
      "key": "B",
      "text": "调查经费限制和时间限制"
    },
    {
      "key": "C",
      "text": "总体变异度和调查精度要求"
    },
    {
      "key": "D",
      "text": "回答率"
    }
  ],
  "options_text": [
    {
      "key": "A",
      "text": "总体规模大小和抽样方式"
    },
    {
      "key": "B",
      "text": "调查经费限制和时间限制"
    },
    {
      "key": "C",
      "text": "总体变异度和调查精度要求"
    },
    {
      "key": "D",
      "text": "回答率"
    }
  ],
  "answer_keys": [
    "C"
  ],
  "answer_display": "C",
  "answer_texts": [
    "总体变异度和调查精度要求"
  ],
  "sources": [
    {
      "edition": "第13届",
      "edition_num": 13,
      "no": 45,
      "uid": "13-045",
      "file": "第13届市调大赛本科组模拟题.docx"
    },
    {
      "edition": "第16届",
      "edition_num": 16,
      "no": 48,
      "uid": "16-048",
      "file": "第16届市调大赛本科组模拟题一(1).docx"
    }
  ],
  "source_display": "第13届 第45题、第16届 第48题",
  "source_count": 2,
  "images": [],
  "warnings": [],
  "conflict": null,
  "url": "/q/S106.html"
}