Linear Regression using Stata (v.6.3) Oscar Torres-Reyna . otorres@princeton.edu . December 2007 . By default Stata assumes homoskedastic standard errors, so we need to adjust our model to account for index). 3. Consider the possibility of adding interactions (mainly for those variables The Chronic Conditions Data Warehouse (CCW) is a research database designed to make Medicare, Medicaid, Assessments, and Part D Prescription Drug Event data more readily available to support research designed to improve the quality of care and reduce costs and utilization. Dear Jin, I strongly recommend to read the Stata PDF manual on MI. From your post it is unclear whether BMI, for example, is already a construct index (based on weight and height) or a given variable. If you've created this variable then maybe you should impute each of the original parts of this variable before. Index; Stata Daily. Entries RSS | Comments RSS If there are 2 variables, var1 and var2, after sort, Stata will sort the observations according to var1 first. Then, for observations with common var1, Stata will sort them according to var2. If there are more than 2 variables, then the observations will be sorted by the first variable first Submit the Campus Condition Index report as a tab-delimited text file via email to the address listed in the forward of this document. All other formats and delivery methods are unacceptable. Campus Condition Index Reporting Manual 10 Checking and Removing Multicollinearity in SPSS with Dr Himayatullah Khan - Duration: 15:57. Research Made Easy with Himmy Khan 20,079 views operating details are described in detail in this manual. Beginning in 2003, the Department has collected ride quality data (IRI) and measurements of rut depth and fault height through the Pavement Condition Index (PCI) to obtain a comprehensive measure of pavement condition. Profiler data (IRI, rut and fault) manual belong to the United States Government. Therefore, the recipient further agrees not to assert any proprietary rights therein or to represent this program/ user manual to anyone as other than a United States Government program/ user manual. Opening/saving a Stata datafile Quick way of finding variables Subsetting (using conditional "if") Stata color coding system From SPSS/SAS to Stata Example of a dataset in Excel From Excel to Stata (copy-and-paste, *.csv) Describe and summarize Rename Variable labels Adding value labels This manual contains deinitions and measuring methods for determining the Pavement Condition Index of Asphalt Surfaced Airields. This UFC implements STANAG 7181 ED 1 RD 1, Standard Method For Airield Pavement Condition Index (PCI) Surveys. This manual was prepared by Dr. M. Y. Shahin, U. S. Army Engineering Research and Development Center Forecasting in STATA: Tools and Tricks Introduction This manual is intended to be a reference guide for time?series forecasting in STATA. It will be updated periodically during the semester, and will be available on the course website. Working with variables in STATA hi, haseeb. & and | are not allowed within inlist. but you may is it to combine inlist, eg, edit if inlist(var1, val1, valu2) | inlist(var2, val3, val4), keeping in mind how logical operators work. not sure what you wanted to do but if there is an indicator common to all observations you want to show, say a village code, you may use the variable corresponding to that code as filter rather than hi, haseeb. & and | are not allowed