The SAS Workbook Solutions

Preface
Inputting Raw Data
Reading and Writing from External Files
Using Logical Structures: IF-THEN/ELSE, WHERE, and SELECT
Combining SAS Data Sets
Using Numerical Functions
Using Character Functions
Working with Dates
Us ing Arrays
Looking Back and Ahead Across Observations
Working with Longitudinal Data: Multiple Observations per Subject
Writing Simplae DATA Step Reports
The FORMAT Procedure
The PRINTT Procedure
The SORT Procedure
The FREQ Pro cedure
The MEANS Procedure
The TABULATE Procedure
The CHART Procedure
The PLOT Procedure
Efficient Programming
Longer and More Advanced Problems
Basic Descriptive Statistics
Tests of Proporations
Comparing Means: Two Gr oups
Analysis of Variance
Parametric and Nonparametric Correlations
Simple, Multiple, and Logistic Regression
Random Assignment and Random Selection of Subjects
More Advanced Statistics Projects
SAS Puzzles