在Stata中遇到错误信息 "string variables not allowed in varlist; 证券代码 is a string variable" 时,意味着你尝试在一个需要数值型变量的场合中使用了字符串类型的变量“证券代码”。为了解决这个问题,你可以按照以下步骤进行: 理解错误信息: 该错误提示表明“证券代码”是一个字符串变量,而当前的操作或命令
stata中出现country is a string variable的原因：数据输入格式的问题可能是数据输入格式的问题，你可以手动输入几个数据试试，不要直接导入或者从excel上粘贴。Stata 是一套提供其使用者数据分析、数据管理以及绘制专业图表的完整及整合性统计软件。它拥有很多功能，包含线性混合模型、均衡重复反复及多项式普罗...
Stata会报错如下。 line cpi time string variables not allowed in varlist; time is a string variable 因此我们如果要在Stata中处理时间变量,第一件事就是要把文本格式的时间,转换成Stata可以识别的格式。转换的命令叫做date,其格式是: date(s1,s2),其中s1是文本格式的时间变量,s2是文本格式时间的年月日的...
Stata字符串函数:快捷提取字符信息_字节 4.数字是红色 . encode 经营活动产生的现金流量净额元,gen (cfo) 5.滞后命令后time variable not setr(111); . xtset id 会计期间 string variables not allowed in varlist; id is a string variable r(109); 变量属性 egen iid=group(id) egen year=group( 会...
tabstat a b c d,stats(mean median) //会显示string variables not allowed in varlist;d is a string variable 意思是d是字符串变量(不是数值变量),不能观察它的平均值和中位数 *---* split 分割示例,p("年""月""日""元""角""分") //根据“年”“月”“日”“元”“角”“分”分割字符串...
string var..string variables not allowed in varlist;month is a string variable设置面板数据的时候出现的,应该怎么调整month数据才行?
To<statalist@hsphsun2.harvard.edu> Subjectst: Re: keep if variable is string DateSat, 7 Jan 2012 13:55:28 +0900 Shubhabrata Mukherjee wrote: I am using --insheet-- to read in a big file where some variables are numeric and some are string. How can I keep the variables that are...
stata forum <statalist@hsphsun2.harvard.edu> Cc: Sent: Friday, January 6, 2012 8:08 PM Subject: keep if variable is string Hi, I am using --insheet-- to read in a big file where some variables are numeric and some are string. How can I keep the variables that are string only?
请看看Stata对encode的说明:encode creates a new variable named newvar based on the string variable varname, creating, adding to, or just using (as necessary) the value label newvar or, if specified, name. Do not use encode if varname contains numbers that merely happen to be stored as ...
Provide a coherent set of easy-to-use descriptive functions akin to those included in commercial statistical software suites such as SAS, SPSS, and Stata Offer flexibility in terms of output format & content Integrate well with commonly used software & tools for reporting (theRStudioIDE,Rmarkdown...