STATA: Data Analysis Software

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STATAImporting Data

Datasets Used in Tutorial

– Datasets in these tutorials are based on examples in:

Stock and Watson (2006)

“Introduction to Econometrics”

– You can obtain all of the datasets used in these tutorials

by downloading a STATA command file from

http://www.stata.org.uk/download-examples.html

Outline

– Data Importing and Editing

• Import Comma-Separated Value (CSV) Files

• Generate New Variables

• Save Dataset

• Close and Re-open Dataset

• Create a do-file

• Use the Help System

• Challenge

Outline

– Data Importing and Editing

• Import Comma-Separated Value (CSV) Files

• Generate New Variables

• Save Dataset

• Close and Re-open Dataset

• Create a do-file

• Use the Help System

• Challenge

Outline

– Data Importing and Editing

• Import Comma-Separated Value (CSV) Files

• Generate New Variables

• Save Dataset

• Close and Re-open Dataset

• Create a do-file

• Use the Help System

• Challenge

Outline

– Data Importing and Editing

• Import Comma-Separated Value (CSV) Files

• Generate New Variables

• Save Dataset

• Close and Re-open Dataset

• Create a do-file

• Use the Help System

• Challenge

Outline

– Data Importing and Editing

• Import Comma-Separated Value (CSV) Files

• Generate New Variables

• Save Dataset

• Close and Re-open Dataset

• Create a do-file

• Use the Help System

• Challenge

Outline

– Data Importing and Editing

• Import Comma-Separated Value (CSV) Files

• Generate New Variables

• Save Dataset

• Close and Re-open Dataset

• Create a do-file

• Use the Help System

• Challenge

Other Useful Commands

– To find help on any other command just type

help commandname

– Other useful data management commands

– replace change contents of variable

– drop remove specified variables

– keep drop other variables except specified

– merge add variables from other dataset

– append add observations from other dataset

Outline

– Data Importing and Editing

• Import Comma-Separated Value (CSV) Files

• Generate New Variables

• Save Dataset

• Close and Re-open Dataset

• Create a do-file

• Use the Help System

• Challenge

Data Importing and Editing: Challenge

Challenge

– Create a dummy variable for English Learners

Method

– Import caschool.csv

– Generate new variable (HiEl=1 if el_pct>20)

– Save dataset

– Create a do-file and copy commands

www.STATA.org.uk

– If you visit www.STATA.org.uk you can download

tutorials on these other topics:

Data Management Statistical Analysis

Importing Data Summary Statistics

Graphs Linear Regressions

Presenting Output Panel Regressions

Merge or Drop Data Time Series Analysis

Instrumental Variables

Probit Analysis