Cody's data cleaning techniques using SAS /

Bibliographic Details
Call Number:Libro Electrónico
Main Author: Cody, Ronald P.
Corporate Author: SAS Institute
Format: Electronic eBook
Language:Inglés
Published: Cary, N.C. : SAS Institute, 2008.
Edition:2nd ed.
Series:SAS Press series.
Subjects:
SAS (Computer file)
Electronic data processing > Data preparation.
SAS (Computer program language)
Préparation des données (Informatique)
SAS (Langage de programmation)
COMPUTERS > Data Processing.
Electronic data processing > Data preparation
Online Access:Texto completo (Requiere registro previo con correo institucional)
Table of Contents:
  • Checking values of character variables
  • Checking values of numeric variables
  • Checking for missing values
  • Working with dates
  • Looking for duplicates and "n" observations per subject
  • Working with multiple files
  • Double entry and verification (PROC COMPARE)
  • Some PROC SQL solutions to data cleaning
  • Correcting errors
  • Creating integrity constraints and audit trails
  • DataFlux and dfPower Studio
  • Appendix.

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