该数据包括200个学生的选择的项目类型(prog, 三种类型 categorical variable), 他们的社会地位(ses 三种地位 categorical variable),写作分数(write, a continuous variable)。导入数据,然后进行查看数据 方法1、逐步检验回归系数方法 逐步检验回归系数方法分为三步: regsciencemath//分析x和y之间的关系 regreadmath//分...
WatchIntroduction to factor variables in Stata, part 1: The basics. WatchIntroduction to factor variables in Stata, part 2: Interactions. WatchIntroduction to factor variables in Stata, part 3: More interactions. Tell me more Read more in theStata Base Reference Manual; see[R] regress. And in...
Stata handles factor (categorical) variables elegantly. You can prefix a variable withi.to specify indicators for each level (category) of the variable. You can put a#between two variables to create an interaction–indicators for each combination of the categories of the variables. You can put#...
factor-variable and time-series operators not allow yxzdh 三年级 6 没太用过半参估计的,但是似乎xt这个是面板数据的?stata给出的例子里,都是面板数据,需要对时间进行区分,使用的格式是: xi: xtsemipar y x i.time, nonpar(z)你可以参考一下? 溪日烟尘 托儿所 1 请问楼主这种面板数据的半参数回归...
faam module to score Foot and Ankle Ability Measure fabplot module for plots for each subset with rest of the data as backdrop factext module to extract factor values from a label variable created by parmest factmerg module to merge a list of factors to create string variables ...
avg_effect avplot2 avplot3 avplots4Module to graph added-variable plots for specified regressors in a single image b1x2 backrasch backup bandplot baplot barplot barplot2 batplot benford betacoef betaprior bgtest
S456967 LABGEN: Stata module to generate or replace variables with definitions in variable labels by Nicholas J. Cox S456966 INORM: Stata module to perform multiple imputation using Schafer’s method by John C. Galati & John B. Carlin
S458862 ENCODELABEL: Stata module to encode string variable into categorical variable byDaniel Klein S458861 OMEGA: Stata module to calculate the omega reliability coefficient byBrian Shaw S458860 CROSSVALIDATE: Stata module to perform k-fold crossvalidation ...
length of variable label (characters) length of value label string (bytes) length of name of value label (characters) # of codings within one value label 80 80 32,000 32 65,536 80 80 32,000 32 65,536 80 80 32,000 32 65,536 ...
import excel 文件路径,sheet("sheet1") firstrow (allstring) clear(导入数据的sheet1表格,第一行为变量,所有数据都变成字符串格式) *shift+右键,可以选择复制文件路径 *dta格式文件导入 use 文件路径 *转成dta格式 save xxx.dta,replace *导入csv