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有什么好方法能把factor转换成numeric? R语言论坛 elenli 2014-1-23 13 29225 阴郁气质_dispos 2017-10-24 11:07:31
Factor Breakpoint Test 计量经济学与统计软件 804967363 2013-11-14 1 3290 学术奇才 2017-6-29 22:17:03
悬赏 Factors influencing the choice between founder versus non-founder CEOs for IPO - [!reward_solved!] attachment 求助成功区 hmily81107 2014-1-8 3 1087 Mengguren15 2016-7-24 14:32:15
ARBITRAGE-FREE MULTIFACTOR TERM STRUCTURE MODELS attachment 金融工程(数量金融)与金融衍生品 陈肃1990 2013-11-4 3 1710 sy_zhr 2016-1-16 11:19:35
多维IRT参数估计--双因子(BI-factor)方法的MPLUS7和IRTPRO应用计算比较 IRT理论相关软件 public2008 2013-12-2 5 5557 shengzhouwang 2015-11-12 23:56:45
读取数据的时候如何才能让日期型数据不转换成factor型 R语言论坛 童小军 2014-1-6 4 8662 wuya100 2014-8-25 08:35:59
请教一个关于二叉树的小问题 CFA、CVA、FRM等金融考证论坛 steph2008 2013-12-20 3 5131 steph2008 2014-2-25 14:09:34
悬赏 Lee discrepancy on asymmetrical factorials with two- and three-levels - [!reward_solved!] attachment 求助成功区 ozj9325 2014-1-5 3 768 HFUT_LW 2014-1-5 21:45:32
SAS牛人请一定入!!!有关矩阵特征值问题!!!SAS白手十万火急问!! attach_img SAS专版 xyz20122012 2013-12-25 9 2331 xyz20122012 2013-12-26 14:54:55
来自求爷爷告奶奶的SAS小白的恳求:坛里有用SAS的好心人能帮忙跑下数据(49个数)么? attachment SAS专版 xyz20122012 2013-12-25 2 1264 xyz20122012 2013-12-25 22:02:00
悬赏 The option pricing model and the risk factor of stock - [!reward_solved!] attachment 求助成功区 whudim 2013-12-16 1 851 hello_xn 2013-12-16 21:44:58
好奇怪的问题 R语言论坛 NeversayNever11 2013-12-9 5 1696 qoiqpwqr 2013-12-9 18:21:44
Philip Hyland Bifactor Modelling in Mplus University of Ulster attachment HLM专版 Lisrelchen 2013-11-28 0 1603 Lisrelchen 2013-11-28 01:14:16
悬赏 Volatility, Correlation, and Diversification in a Multi-Factor World - [!reward_solved!] attachment 求助成功区 twinkle_2012 2013-11-20 2 930 twinkle_2012 2013-11-21 09:37:00
...天气超级好,只是有点冷的一天 坛友说 watermiaa 2013-11-13 0 261 watermiaa 2013-11-13 20:54:54
R语言怎样处理溢出值,比如N的阶乘 R语言论坛 yywan0913 2013-11-11 4 8239 zhangyangsmith 2013-11-11 17:47:02
悬赏 Uniform fractional factorial designs - [!reward_solved!] attachment 求助成功区 ozj9325 2013-10-28 1 761 xjqxxjjqq 2013-10-28 18:23:06
悬赏 A note on R-optimal designs for multi-factor models - [!reward_solved!] attachment 求助成功区 ozj9325 2013-10-25 2 820 ozj9325 2013-10-25 21:22:07
求大神解答 4 x 2 factorial univariare ANOVAs SPSS论坛 韩旭要努力 2013-10-23 1 1586 lingchuding 2013-10-24 14:58:20
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