{"ok":true,"question":{"id":182071,"question_uuid":"aee09174-2125-4fcd-9058-a38151ffbd9a","job_id":9,"source_file":"沪教版/八下/周琼玟Q_18978751881_935_检测.pdf","source_page_start":1,"source_page_end":1,"source_bbox":"[30.22, 144.62, 376.31, 342.21]","subject_code":"math","grade_level":"JUNIOR","tree_code":"KT_JUNIOR_MATH_STANDARD","question_type":"single_choice","canonical_json":"{\"year\": null, \"blocks\": [{\"text\": \"某班数学兴趣小组调查了全班50名学生每周做家务的时间，根据调 查所得的数据制成如图所示的条形统计图(部分)，已知全班50名学 生每周做家务的时间均为0.5, 1, 1.5, 2(单位：小时)中的一个，则该班 学生每周做家务时间的平均数(单位：小时)为(    )\", \"type\": \"text\"}, {\"kind\": \"embedded_image\", \"type\": \"figure\", \"width\": 520, \"height\": 318, \"sha256\": \"dcd5a74a21ec43ca20c5ee0c237de8143db7cb697842b8e20773e78629b1a3aa\", \"caption\": \"\", \"asset_key\": \"math/2026/11/fa6762c7-a95b-46b0-8a9d-477bfc6d7525/aee09174-2125-4fcd-9058-a38151ffbd9a/dcd5a74a21ec.png\", \"public_url\": \"http://tikupdfpng.mtwlkj.net:5129/qbank/math/2026/11/fa6762c7-a95b-46b0-8a9d-477bfc6d7525/aee09174-2125-4fcd-9058-a38151ffbd9a/dcd5a74a21ec.png\", \"source_bbox\": [30.21787452697754, 199.47564697265625, 126.6787567138672, 262.76214599609375], \"source_page\": 1}, {\"type\": \"option\", \"label\": \"A\", \"blocks\": [{\"text\": \"0.88\", \"type\": \"text\"}], \"source_bbox\": [47.57, 292.37, 68.13, 303.93], \"source_page\": 1}, {\"type\": \"option\", \"label\": \"B\", \"blocks\": [{\"text\": \"0.98\", \"type\": \"text\"}], \"source_bbox\": [47.57, 305.13, 68.13, 316.69], \"source_page\": 1}, {\"type\": \"option\", \"label\": \"C\", \"blocks\": [{\"text\": \"1\", \"type\": \"text\"}], \"source_bbox\": [30.22, 316.62, 64.93, 328.19], \"source_page\": 1}, {\"type\": \"option\", \"label\": \"D\", \"blocks\": [{\"text\": \"13\", \"type\": \"text\"}], \"source_bbox\": [47.57, 330.64, 59.14, 342.21], \"source_page\": 1}, {\"type\": \"answer\", \"blocks\": [{\"text\": \"A\", \"type\": \"text\"}]}, {\"type\": \"solution\", \"blocks\": [{\"text\": \"由题意可得做家务为1小时的学生人数为50 −(26 + 8 + 3) = 13(人)，所以 该班学生每周做家务时间的平均数为\", \"type\": \"text\"}, {\"type\": \"math_inline\", \"latex\": \"\\\\frac{1}{50} \\\\times (26 \\\\times 0.5 + 13 \\\\times 1 + 8 \\\\times 1.5 + 3 \\\\times 2)=0.88\"}, {\"text\": \"，故选：A．\", \"type\": \"text\"}]}], \"source\": {\"bbox\": [30.22, 144.62, 376.31, 342.21], \"file\": \"沪教版/八下/周琼玟Q_18978751881_935_检测.pdf\", \"regions\": [{\"bbox\": [30.22, 144.62, 376.31, 342.21], \"page\": 1}], \"section\": \"generic\", \"page_end\": 1, \"page_start\": 1, \"section_label\": \"\", \"answer_regions\": [{\"bbox\": [43.99800109863281, 141.9993438720703, 535.8659057617188, 194.2010955810547], \"page\": 6}]}, \"version\": 1, \"grade_level\": \"JUNIOR\", \"number_label\": \"1\", \"subject_code\": \"math\", \"question_type\": \"single_choice\", \"content_sha256\": \"42f80da63276514816e4b0b5732096607bd75807e8bce52bd0a9ab7443f0628e\"}","body_html":"<div>某班数学兴趣小组调查了全班50名学生每周做家务的时间，根据调 查所得的数据制成如图所示的条形统计图(部分)，已知全班50名学 生每周做家务的时间均为0.5, 1, 1.5, 2(单位：小时)中的一个，则该班 学生每周做家务时间的平均数(单位：小时)为(    )<img class=\"question-figure\" src=\"http://tikupdfpng.mtwlkj.net:5129/qbank/math/2026/11/fa6762c7-a95b-46b0-8a9d-477bfc6d7525/aee09174-2125-4fcd-9058-a38151ffbd9a/dcd5a74a21ec.png\" style=\"width:128.6px!important;max-width:100%;height:auto\" alt=\"\" title=\"点击查看原图\"><br>A. 0.88<br>B. 0.98<br>C. 1<br>D. 13</div>","answer_html":"A","ways_html":"由题意可得做家务为1小时的学生人数为50 −(26 + 8 + 3) = 13(人)，所以 该班学生每周做家务时间的平均数为\\(\\frac{1}{50} \\times (26 \\times 0.5 + 13 \\times 1 + 8 \\times 1.5 + 3 \\times 2)=0.88\\)，故选：A．","explain_html":null,"difficulty":2,"score":null,"year":null,"parse_status":"PARSED","qa_status":"QUARANTINED","retry_count":0,"final_score":null,"error_message":"处理异常: LLM call failed after retries: HTTPConnectionPool(host='127.0.0.1', port=8091): Read timed out. 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