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CourseWare Table of Contents
ANALYSIS
DATA COLLECTION
ANALYSIS
Concepts Used in NPTS
Concepts Used in NPTS
Analysis Overview
The Selection of Variables Most Appropriate to Addressing a Problem
Relating the Files of Data in the NPTS to Each Other
Structure of 1995 NPTS Data Files
Examples of Using ID Variables
Household Level Repeated Variables
Use of Character Versus Numeric Data
Data File Conventions
Treatment of Special Codes Associated with a Variable
Analysis
Exercise 1
Exercise 2
Exercise 3
Exercise 4
Exercise 5
Exercise 6
Exercise 7Trend Analysis
Trend Analysis
1995 Methods Studied
1995 Pretest
Survey Content Changes In 1995
