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概率论应用类大题专项训练!

  • 2026-11-09 23:03:11
概率论应用类大题专项训练!
数学一和数学三概率的出题风格这几年明显更偏应用大题，难的点往往是：读完不知道从哪下手、设事件设不明白、分布选错、最后期望方差绕晕。
主包最近在按题型整理自己的复盘框架，想先拆大家最卡的部分，讲解已在某站🚉发布相关讲解，有需要的同学可听讲解～目前更新手稿如
本文来自网友投稿或网络内容，如有侵犯您的权益请联系我们删除，联系邮箱：wyl860211@qq.com 。

CAP物理竞赛2027资料怎么用:翰林历年真题+答案按题型顺序使用

基本 文件 流程 错误 SQL 调试
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  1. CONNECT:[ UseTime:0.000756s ] mysql:host=172.18.0.4;port=3306;dbname=www_sjds;charset=utf8mb4
  2. SHOW FULL COLUMNS FROM `fenlei` [ RunTime:0.000889s ]
  3. SELECT * FROM `fenlei` WHERE `fid` = 0 [ RunTime:0.000495s ]
  4. SELECT * FROM `fenlei` WHERE `fid` = 63 [ RunTime:0.000413s ]
  5. SHOW FULL COLUMNS FROM `set` [ RunTime:0.000615s ]
  6. SELECT * FROM `set` [ RunTime:0.000312s ]
  7. SHOW FULL COLUMNS FROM `article` [ RunTime:0.000660s ]
  8. SELECT * FROM `article` WHERE `id` = 542821 LIMIT 1 [ RunTime:0.000371s ]
  9. UPDATE `article` SET `lasttime` = 1794240801 WHERE `id` = 542821 [ RunTime:0.001241s ]
  10. SELECT * FROM `fenlei` WHERE `id` = 65 LIMIT 1 [ RunTime:0.000325s ]
  11. SELECT * FROM `article` WHERE `id` < 542821 ORDER BY `id` DESC LIMIT 1 [ RunTime:0.000488s ]
  12. SELECT * FROM `article` WHERE `id` > 542821 ORDER BY `id` ASC LIMIT 1 [ RunTime:0.000376s ]
  13. SELECT * FROM `article` WHERE `id` < 542821 ORDER BY `id` DESC LIMIT 10 [ RunTime:0.000641s ]
  14. SELECT * FROM `article` WHERE `id` < 542821 ORDER BY `id` DESC LIMIT 10,10 [ RunTime:0.000654s ]
  15. SELECT * FROM `article` WHERE `id` < 542821 ORDER BY `id` DESC LIMIT 20,10 [ RunTime:0.000734s ]
0.112100s