结果:找到“EA exam”相关内容264个,排序为按回复时间降序,搜索更多相关帖子请点击“高级
Common Statistical Methods for Clinical Research with SAS Examples 3rd Edition
25 个回复 - 11183 次查看 第三版目录: Chapter 1 – Introduction & Basics Chapter 2 – Topics in Hypothesis Testing Chapter 3 – The Data Set TRIAL Chapter 4 – The One-Sample t-Test Chapter 5 – The Two-Sample t-Test ...2010-9-3 10:53 - pobel - 商业数据分析
Packt Python Machine Learning By Example.pdf
8 个回复 - 4743 次查看 2017-7-6 18:05 - fgpgp - Forum
Weak Dependence: With Examples and Applications
2 个回复 - 1786 次查看 This book develops Doukhan/Louhichi's 1999 idea to measure asymptotic independence of a random process. The authors, who helped develop this theory, propose examples of models fitting such conditions: ...2015-5-15 07:36 - lasgpope - 量化投资
【经典资料】Counterexamples in Probability and Real Analysis
74 个回复 - 8856 次查看 经典资料全网首发 中文书名:概率与实分析中的反例 Ideas in mathematical sciences that might seem intuitivelyobvious may be proved incorrect with the use of theircounterexamples. This monograph con ...2017-7-25 03:03 - marcus10 - 经济金融数学专区
(第二ban)Django 2 by Example:Build powerful real-world applications using Djan
5 个回复 - 774 次查看 本书的第一版豆瓣评分9.5,这是第二版,2018年5月31日出版。2018-8-6 17:10 - pkurao - 经管书评
Actex Exam PA cheat sheet
5 个回复 - 6073 次查看 个人感觉PA在需要记和背的部分难度不大,考场要用的code基本都会在template里面给到完,最重要的还是分析和communication的部分,所以追求高效通过考试的话没必要花太多时间在读slides和课本上面,教材里的总结表算是 ...2021-5-29 15:21 - frzhang.2014 - CAA、SOA精算师等考证版
Writing Great Specifications: Using Specification By Example and Gherkin
5 个回复 - 689 次查看 Writing Great Specifications: Using Specification By Example and Gherkin By 作者: Kamil Nicieja ISBN-10 书号: 1617294101 ISBN-13 书号: 9781617294105 Edition 版本: 1 出版日期: 2017-11-04 pages 页 ...2018-12-14 17:38 - 13950050756 - 经管书评
Learning SAS by Examples A Programmer's giude
4 个回复 - 2555 次查看 sas 入门教程2011-3-12 22:41 - huanhuanvic - 商业数据分析
Learning SAS by Example: A Programmer's Guide, 2nd Edition
45 个回复 - 10701 次查看 English | July 3rd, 2017 | ISBN: 1635266599 | 536 Pages | EPUB Learning SAS by Example, A Programmer’s Guide, Second Edition, teaches SAS programming from very basic concepts to more advanced topi ...2018-8-8 23:18 - igs816 - 商业数据分析
【AEJ:Ap E】Reexamining the Contribution of Public Health Efforts to the Decline
2 个回复 - 433 次查看 【作者(必填)】 [*]D. Mark Anderson [*]Kerwin Kofi Charles [*]Daniel I. Rees 【文题(必填)】 Reexamining the Contribution of Public Health Efforts to the Decline in Urban Mortality【年份(必填)】 ...2022-8-14 15:20 - chaoqiuyuan9 - 求助成功区
Group and Health Core Exam有想要一起买资料的吗?
2 个回复 - 1632 次查看 打算买infinite actuary的group and health core exam的资料,有愿意一起买然后共享资料的吗?2017-1-21 10:16 - nightxiao - Forum
【程序软件系列】R Machine Learning By Example
204 个回复 - 11320 次查看 2016年最新教材,降价出售期已过,想要随时跟踪最新好书,请点击头像下方“加关注”。关注成功后,查看这里即可:三步走把千本好书“一网打尽”!。 [相关阅读] 【程序软件系列】(资料汇总帖,附链接,持续添加 ...2016-4-4 20:00 - wwqqer - R语言论坛
Realistic Trading & Investing Technical Analysis With Chart Examples
2 个回复 - 976 次查看 Realistic Trading & Investing Technical Analysis With Chart Examples English | 2020 | ISBN-13 : 979-8670061681 | 195 Pages | PDF, EPUB[/backcolor] [/backcolor] [/backcolor]2021-9-15 08:54 - zhangke0987 - 投资人(实务版)
If you cheat in the exam you will never get away with it .
0 个回复 - 2045 次查看 If you cheat in the exam you will never get away with it . 考试作弊必予追究。 可以看到,这个句子中“作弊”是用单词 cheat来表示的。 Cheat作动词有“欺骗,欺诈,误导”之意,在考试中强调的是“作弊 ...2022-5-5 11:26 - 杨明凡 - 外语学习
Convex Analysis and Nonlinear Optimization Theory and Examples Second Edition
2 个回复 - 2546 次查看 Jonathan M. Borwein Adrian S.Lewis Convex Analysis and Nonlinear Optimization Theory and Examples Second Edition2014-10-24 16:22 - li_mao - 经济金融数学专区
Tsai+A Re-examination of Housing Bubbles: Evidence from European Countries
1 个回复 - 331 次查看 【作者(必填)】IC Tsai, CC Lin 【文题(必填)】A Re-examination of Housing Bubbles: Evidence from European Countries 【年份(必填)】2022 【全文链接或数据库名称(选填)】2022-3-20 22:59 - harlon1976 - 求助成功区
求助:Counterexamples in Measure and Integration
2 个回复 - 801 次查看 【作者(必填)】René L. Schilling 【文题(必填)】Counterexamples in Measure and Integration 【年份(必填)】2021 【全文链接或数据库名称(选填)】https://www.cambridge.org/core/books/counterexamples ...2022-3-14 23:55 - yuanying566 - 求助成功区
Linear Programming Examples in Scilab
5 个回复 - 746 次查看 https://wiki.scilab.org/Linear%20Programming%20Examples%20in%20Scilab#:~:text=%20Linear%20Programming%20Examples%20in%20Scilab%20%201,Chapter%2011%2C%20%22Linear...%206%20References.%20%20More%202022-2-18 05:47 - Nicolle - winbugs及其他软件专版
AIA UK EXAM SCHEME & READING LISTS
0 个回复 - 365 次查看 AIA 考试考纲和阅读清单2022-1-19 10:39 - 13816564915 - 新手入门区
Bayesian-Methods-for-the-Physical-Sciences-Learning-from-Examples-in-Astronomy-a
3 个回复 - 879 次查看 Contents 1 Recipes for a Good Statistical Analysis 2 A Bit of Theory 2. 1 Axiom 1:Probabilities Are in the Range Zero to One 2. 2 Axiom 2:When a Probability Is Either Zero or One 2. 3 Axiom 3:The ...2021-11-12 16:23 - hyalone - R语言论坛
Sigma_squared(0) is virtually zero. Please examine your level-1 model
4 个回复 - 2338 次查看 请问我在构建不含二层变量的二层模型时,运行hlm文件后,显示报错信息如下: Sigma_squared(0) is virtually zero. Please examine your level-1 model2018-1-11 23:36 - Gavinchen0304 - HLM专版
hlm报错信息如下: Sigma_squared(0) is virtually zero. Please examine your level-
0 个回复 - 567 次查看 请问我在构建不含二层变量的二层模型时,运行hlm文件后,显示报错信息如下: Sigma_squared(0) is virtually zero. Please examine your level-1 model 是什么原因呢 求助2021-7-12 13:18 - QM6 - 爱问频道
求“What good is a volatility model?” A reexamination after 20 years
2 个回复 - 439 次查看 【作者(必填)】Christopher F. Baum, Stan Hurn 【文题(必填)】“What good is a volatility model?” A reexamination after 20 years 【年份(必填)】 2021 【全文链接或数据库名称(选填)】First Published J ...2021-7-4 10:03 - 地下爆菊 - 求助成功区
A New Dynamic Mixture Copula Mechanism to Examine the Nonlinear and Asymmetric T
2 个回复 - 742 次查看 【作者(必填)】 23423 【文题(必填)】 A New Dynamic Mixture Copula Mechanism to Examine the Nonlinear and Asymmetric Tail Dependence Between Stock and Exchange Rate Returns[/backcolor]【年份(必填)】2 ...2021-3-19 22:33 - internet.hzx - 求助成功区
【高清】2020 SOA TIA PAK ERM FAP ILA QFI GH GI RET CFE EA EXAM Manual 教材 网课
7 个回复 - 4497 次查看 【高清】2020 SOA TIA PAK ACE ERM FAP ILA QFI GH GI RET CFE EA EXAM Manual 教材 网课 有需要可以加 We.Chat:ddbmjs,可以免费更新到2020年的最新版。资料的具体质量请看帖子的最后。 请将此贴加入你的收藏 ...2020-2-4 12:25 - sflbo - Forum
Learning_SAS_by_Example_A_Programmer‘s_Guide_(2nd_ed)
0 个回复 - 849 次查看 分享2021-2-10 02:30 - kamanso - SAS专版
Learning.SAS.by.Example --solutions to all problems 答案
33 个回复 - 12331 次查看 solutions to all problems of Learning.SAS.by.Example.A.Programmers.Guide.Mar.2007 书中所有的问题的解答 一个是pdf版, 另外一个是sas程序。 这本书的课后问题很不错,书中提供了部分答案,全部的答案也可以 ...2010-1-3 14:33 - maniacus - 商业数据分析
Python Machine Learning By Example (True PDF)
105 个回复 - 10469 次查看 English | 2017 | ISBN: 1783553111 | 249 Pages | True PDF | 4.9 MB Data science and machine learning are some of the top buzzwords in the technical world today. A resurging interest in machine l ...2017-7-30 15:42 - igs816 - 量化投资
Learning SAS by Example: A Programmer's Guide, 2nd Edition (True PDF)
5 个回复 - 4228 次查看 Ref link: https://www.amazon.com/Learning-SAS-Example-Programmers-Second-ebook/dp/B07FN2WTHT [*]Paperback: 536 pages [*]Publisher: SAS Institute; 2 edition (July 15, 2018) [*]Language: English ...2018-11-6 00:08 - hszest - 商业数据分析
Upstream Petroleum Fiscal and Valuation Modeling in Excel: A Worked Examples
33 个回复 - 6546 次查看 In the upstream petroleum industry, it is the value of post-tax cashflows which matters most to companies, governments, investors, lenders, analysts, and advisors. Calculating these cashflows and unde ...2014-10-20 18:47 - 大家开心 - 金融学(理论版)
[免费下载]Learning SAS by Example: A Programmer Guide
120 个回复 - 40048 次查看 If you like learning by example, then this straightforward book makes it easy to learn SAS programming. In an instructive and conversational tone, author Ron Cody clearly explains each programming t ...2008-9-10 04:06 - teresa619 - 商业数据分析
Lenient Reactions to Misconduct: Examining the Self-Conscious Process of Being..
0 个回复 - 687 次查看 【作者(必填)】Kate Zipay, Marie S. Mitchell, Michael Baer, Hudson Sessions,Robert Bies 【文题(必填)】Lenient Reactions to Misconduct: Examining the Self-Conscious Process of Being Lenient to Others ...2020-5-13 10:17 - gpm1976 - 文献求助专区
【高清】2018 SOA TIA ACE ERM FAP ILA QFI GH GI RET CFE EA EXAM Manual 教材 网课
2 个回复 - 4962 次查看 关于TIA网课的优势,很多人都给非常高的评价。 本版块的一个帖子“(0基础)2017年1月-10月连过四门精算考试 ”(http://bbs.pinggu.org/thread-6045342-1-1.html)更加证实了一个零基础的人用了TIA之后的效果,更 ...2018-2-26 08:12 - sflbo - Forum
Official Tableau Specialist Practice Exam 3 Solution
0 个回复 - 678 次查看 Official Tableau Specialist Practice Exam 3 Solution2020-3-23 02:32 - xzx6191396 - 数据可视化
Example of Inverse Probability of Treatment Weighting Analysis using Simulated D
3 个回复 - 573 次查看 【作者(必填)】Joseph M. Caswell, Ph.D. 【文题(必填)】Example of Inverse Probability of Treatment Weighting Analysis using Simulated Data: Practical Walkthrough with SAS Code 【年份(必填)】 ...2019-11-25 18:02 - andy162639 - 求助成功区
求文献 An Examination of the Yield Spread Between Insured and Uninsured Debt.
1 个回复 - 461 次查看 【作者(必填)】 Hsueh, L. Paul[/backcolor], 【文题(必填)】 An Examination of the Yield Spread Between Insured and Uninsured Debt. 【年份(必填)】 19892020-3-10 20:13 - Cyjctor - 文献求助专区
【独家发布】Python by Example: Learning to Program in 150 Challenges
39 个回复 - 2968 次查看 English | ISBN: 1108716830 | 2019 | 191 Pages | PDF | 10 MB[/backcolor] Python is today's fastest growing programming language. This engaging and refreshingly different guide breaks down th ...2019-6-18 11:04 - Nicolle - winbugs及其他软件专版
Nonlinear controllers for non-integrable systems: the Acrobot example
2 个回复 - 773 次查看 【作者(必填)】Hauser, J. ; Fred O''Green 【文题(必填)】Nonlinear controllers for non-integrable systems: the Acrobot example 【年份(必填)】American Control Conference, 1990, 669 - 671 【全文 ...2015-10-27 10:13 - luosi - 求助成功区
Example of a research proposal 英国硕士论文开题报告范文样本
3 个回复 - 3651 次查看 【作者(必填)】 【文题(必填)】 Example of a research proposal 英国硕士论文开题报告范文样本 【年份(必填)】 【全文链接或数据库名称(选填)】 https://wenku.baidu.com/view/f87520fb0242a8956bece45f.h ...2019-5-30 22:30 - 江夏雁 - 求助成功区
Learning SAS by Examples
6 个回复 - 2363 次查看 这个比较简单易懂。2011-9-19 22:08 - liyinyinzx - 计量经济学与统计软件
Computational limitations on learning from examples
1 个回复 - 361 次查看 【作者(必填)】Pitt, Leonard; Valiant, Leslie G 【文题(必填)】Computational limitations on learning from examples 【年份(必填)】1988 【全文链接或数据库名称(选填)】Pitt, Leonard; Valiant, Leslie ...2019-12-11 23:37 - 天堂328 - 求助成功区
【高清】2019 SOA TIA ACE ERM FAP ILA QFI GH GI RET CFE EA EXAM Manual 教材 网课
7 个回复 - 4572 次查看 关于TIA网课的优势,很多人都给非常高的评价。 本版块的一个帖子“(0基础)2017年1月-10月连过四门精算考试 ”(https://bbs.pinggu.org/thread-6045342-1-1.html)更加证实了一个零基础的人用了TIA之后的效果, ...2018-12-24 21:54 - sflbo - Forum
Learning SAS by Example, A Programmers Guide
5 个回复 - 2583 次查看 这本书主要讲SAS的基本运用,非常适合SAS入门的学习,附件是Learning SAS by Example, A Programmers Guide的pdf版以及对应的数据和程序。供大家一起学习~2017-5-21 13:28 - shy836732411 - SAS专版
【学习笔记】deep learning by example
0 个回复 - 494 次查看 deep learning by example2019-9-24 13:00 - 狐狼卡洛斯 - Forum
【学习笔记】求 deep learning by example
0 个回复 - 188 次查看 求 deep learning by example2019-9-15 14:31 - 狐狼卡洛斯 - Forum
【学习笔记】求 deep learning by example
0 个回复 - 211 次查看 求 deep learning by example2019-9-15 14:28 - 狐狼卡洛斯 - Forum
【学习笔记】求 deep learning by example
0 个回复 - 229 次查看 求 deep learning by example2019-9-15 14:26 - 狐狼卡洛斯 - Forum
Credit Risk Analytics: Measurement Techniques, Applications, and Examples in SAS
71 个回复 - 10315 次查看 by Bart Baesens, Daniel Roesch, Harald Scheule 2016 | ISBN: 1119143985, 8126567023 | English | 512 pages | PDF | 13 MB The long-awaited, comprehensive guide to practical credit risk modeling Cr ...2017-8-16 16:06 - igs816 - 商业数据分析
【学习笔记】prep point reason example point 回答是或否 speak straight
0 个回复 - 714 次查看 prep point reason example point 回答是或否 speak straight2019-8-5 08:22 - 卢慧语Amy3671 - Forum
【独家官方PDF】Learning.Sas.Example.Programmers.Second Edition.201807
32 个回复 - 10271 次查看 必备学习SAS的经典书,就不多介绍,此版是2018七月最新的PDF非扫描官方正版!是PDF哦!非扫描哦!不可多得,偶然发现之,分享给大家。2018-11-2 07:31 - vanvae - SAS专版
Microsoft Excel 2013 Programming by Example with VBA, XML, and ASP-Mercury Learn
1 个回复 - 647 次查看 Microsoft Excel 2013 Programming by Example with VBA, XML, and ASP-Mercury Learning & Information (2014)2018-3-4 22:08 - bztian - 商业数据分析
SOA exam IFM required readings [Coporate Finance] 3rd edition by Berk, J. etc
33 个回复 - 4036 次查看 新人发帖哈! 今年打算备考IFM突然发现syllabus上的required reading用书是原来大三Eco用的书。虽然我的是3rd edition,但是与第四版应该相差不多,以前上学的时候也经常会用老教材,毕竟老教材的价格是新版的一半可 ...2018-11-19 14:15 - ryryvoi - Forum
Empiric examination of physician behavior in a changing healthcare market
2 个回复 - 457 次查看 【作者(必填)】Blanco JC , Fawson C. 【文题(必填)】Empiric examination of physician behavior in a changing healthcare market 【年份(必填)】1997 【全文链接或数据库名称(选填)】https://www.ncbi. ...2019-3-3 16:40 - zxm403 - 求助成功区
Beginning SVG: A Practical Introduction to SVG using Real-World Examples
3 个回复 - 405 次查看 Beginning SVG: A Practical Introduction to SVG using Real-World Examples By 作者: Alex Libby ISBN-10 书号: 1484237595 ISBN-13 书号: 9781484237595 Edition 版本: 1st ed. 出版日期: 2018-09-07 pages ...2018-12-29 22:30 - 13950050756 - 经管书评
Deep Learning By Example
47 个回复 - 2181 次查看 Packt | 2018 | ISBN 978-0-12-811060-7 | 442 pages | PDF **** 本内容被作者隐藏 ****2018-7-9 11:15 - igs816 - 经管书评
Content-Analysis Research: An Examination of Applications with Directives for Im
2 个回复 - 586 次查看 【作者(必填)】Richard H. Kolbe Melissa S. Burnett 【文题(必填)】Content-Analysis Research: An Examination of Applications with Directives for Improving Research Reliability and Objectivity 【年份( ...2018-8-3 18:01 - miaoding - 求助成功区
一本极为有用的学习sas得书 learning SAS by Examples
14 个回复 - 5759 次查看 这是本人花了七十美元买得书,看后觉得很有用。本书对初级,中级和高级的SAS使用者均很有用,而且权威。有兴趣的话,可以下载。2009-12-16 08:24 - SEASHOREGIRL - 商业数据分析
求learning sas by examples电子版
1 个回复 - 677 次查看 learning sas by examples:a programmer's guide入门书籍2018-5-15 03:13 - yujingwen15864 - 爱问频道
CIMA Official Learning System P3 — Performance Strategy Guidance on Examinatio
1 个回复 - 606 次查看 CIMA Official Learning System P3 — Performance Strategy Guidance on Examination Preparation2019-1-20 21:45 - marscaocn - CMA管理会计
Learn SAS By Example
3 个回复 - 1186 次查看 非常不错的一本sas入门书籍,可以和The little SAS book 一起看2019-2-12 17:23 - 朝时阳光 - SAS专版
SAS for Finance: Forecasting and data analysis techniques with real-world exampl
7 个回复 - 1674 次查看 论坛已经有的一本书(高清版本),没注意到传上来了。而且这本是转换而来的。书是一本好书,主要讲SAS做时间序列拟合,聚类,回归等等,业务背景为金融,里边有些建模的话说的挺好的,把一些没说清的东西说清楚了, ...2018-12-27 09:37 - 20115326 - Forum
Python Machine Learning By Example
116 个回复 - 9962 次查看 English | 31 May 2017 | ASIN: B01MT7ATL5 | 254 Pages | AZW3 | 3.86 MB Key Features Learn the fundamentals of machine learning and build your own intelligent applications Master the art of buil ...2017-6-11 17:40 - igs816 - 量化投资
Python Machine Learning By Example
4 个回复 - 1740 次查看 2018-8-23 09:51 - yf1995 - python论坛
Writing Great Specifications: Using Specification By Example and Gherkin
0 个回复 - 796 次查看 Writing Great Specifications teaches you how to capture executable software designs in Gherkin following the SBE method. Written for both developers and non-technical team members, this practical bo ...2018-12-25 13:25 - sbd88 - python论坛
learning sas by example--a programmer's guide
11 个回复 - 5850 次查看 see attachment2014-9-5 10:09 - maverickda - SAS专版
Assembly Code Examples: Learn Assembly by examples
5 个回复 - 494 次查看 By 作者: Thanh Tran Pub Date: 2018 ISBN: B07J1LXR72 Pages: 124 Language: English Format: EPUB/AZW3 Size: 10 MbLearn Assembly by examplesA small program that calculates and prints terms of the Fi ...2018-12-13 21:07 - 13950050756 - 经管书评
Generalized Linear Models With Examples in R
6 个回复 - 1376 次查看 This textbook presents an introduction to multiple linear regression, providing real-world data sets and practice problems. A practical working knowledge of applied statistical practice is developed t ...2018-11-17 13:27 - nivastuli - 经管书评
Deep Learning By Example (2018, Packt)
6 个回复 - 1750 次查看 2018-10-2 17:59 - iexpro - python论坛
China’s tech visionary sets an example on leadership for rivals
0 个回复 - 514 次查看 China’s tech visionary sets an example on leadership for rivals更新于2018年9月12日 05:46 By Henny Sender Jack Ma, the founder of Alibaba, is stepping aside at a time when the company has never look ...2018-9-19 08:41 - xujingjun - 真实世界经济学(含财经时事)
Learning.SAS.by.Example.A.Programmers.Guide.pdf
9 个回复 - 3316 次查看 这是一本非常好的入门书,不过看到前面卖得有点贵呢,感觉新人有时候还是买不了啊,所以我这里就贡献给大家了,配合着LITTLE BOOK一起看,入门最好了!希望大家多多交流,共同进步<br/><br>squarekiss &n ...2008-9-21 01:25 - echotianxia - 商业数据分析
An example of triple exponential smoothing with trend and seasonality
1 个回复 - 810 次查看 给大加分享一个用excel做的级指数平滑的示例,包含二级指数平滑和三级指数平滑。2018-9-12 05:34 - ysygt - Excel
关于 learning SAS by example 的 Problem 的 data set问题
2 个回复 - 1286 次查看 我在做这本书的课后练习Problem的时候发现很多dataset都是没有的,我已经在官网下载了官网给的dataset的包,但发现Inventory、NewProducts、Hosp、bicycle、等等数据集在官网给的压缩包是没有的,不知道各位是怎么解 ...2018-8-25 10:40 - 胚豪胚嚼朽酉 - SAS专版
Empowering leadership: A meta‐analytic examination of incremental
1 个回复 - 866 次查看 【作者(必填)】Lee, A., Willis, S., & Tian, A. W. 【文题(必填)】 Empowering leadership: A meta‐analytic examination ofincremental contribution, mediation, and moderation 【年份(必填)】2018 【全 ...2018-8-25 08:47 - bxmzone - 求助成功区
R Machine Learning By Example.epub,欢迎下载
2 个回复 - 963 次查看 R Machine Learning By Example.epub,欢迎下载2018-7-31 17:03 - fuganggangxx - R语言论坛
learning sas by example
0 个回复 - 560 次查看 统计入门书籍2018-8-2 09:31 - zyh0205 - 爱问频道
SOA EXAM SRM textbook (Statistical Learning +regression)
3 个回复 - 3689 次查看 Regression Modeling with Actuarial and Financial Applications, Edward W. Frees, 2010, New York An Introduction to Statistical Learning, with Applications in R, James, Witten, Hastie, Tibshirani, 2013 ...2018-1-16 23:27 - Martinhochihang - Forum
Not all differentiation is the same: Examining the moderating effects of leader-
1 个回复 - 570 次查看 【作者(必填)】Jungmin (Jamie); Nahrgang, Jennifer D.; Carter, Min Z.; Hom, Peter W. 【文题(必填)】Not all differentiation is the same: Examining the moderating effects of leader-member exchange (LM ...2018-6-30 16:22 - bxmzone - 求助成功区
Learning SAS by Example
2 个回复 - 1212 次查看 包含电子书与全套附件2018-4-24 11:38 - sololou - 商业数据分析