Contents

About This Book

About The Author

Acknowledgments

Chapter 1: What Is the SAS University Edition?

Introduction

How to Download the SAS University Edition

Conclusions

Chapter 2: SAS Studio Tasks

Introduction

Using the Built-in Tasks

Taking a Tour of the Navigation Pane

Exploring the LIBRARIES Tab

Moving Columns

Sorting Columns

Filtering a Table (subsetting rows)

Conclusion

Chapter 3: Importing Data into SAS

Introduction

Exploring the Utilities Tab

Importing Data from an Excel Workbook

Listing the SAS Data Set

Importing an Excel Workbook with Invalid SAS Variable Names

Importing an Excel Workbook That Does Not Have Column Headings

Importing Data from a CSV File

Shared Folders (Accessing Data from Anywhere on Your Hard Drive)

Demonstrating How to Read Data from a Shared Folder

Conclusions

Problems

Chapter 4: Reading Data from Text Files

Introduction

Understanding the Work Area

Some Basic Rules of SAS Programs

Writing a Program to Read a Text File Where Data Values Are Separated by Delimiters

Viewing Errors and Warnings

Reading CSV Files

Reading Text Files with Other Delimiters

Setting the Length of Character Variables

Reading Text Data in Fixed Columns

Conclusions

Problems

Chapter 5: Descriptive Statistics – Univariate Analysis

Introduction

Generating Descriptive Statistics for Continuous Variables

Investigating the Distribution for Systolic Blood Pressure

Adding a Classification Variable in the Summary Statistics Tab

Describing Categorical Variables

Editing the SAS Code Generated by the One-Way Frequencies Statistics Task

Conclusions

Problems

Chapter 6: One-Sample Tests

Introduction

Performing a One-Sample t Test

Nonparametric One-sample Tests

Conclusions

Problems

Chapter 7: Two-Sample Tests

Introduction

Unpaired t Test (t Test for Independent Groups)

Nonparametric Two-sample Tests

Paired t Test

Conclusions

Problems

Chapter 8: Comparing More Than Two Means (ANOVA)

Introduction

Performing a One-Way Analysis of Variance

Performing a Nonparametric One-Way Tests

Conclusions

Problems

Chapter 9: N-Way ANOVA

Introduction

Performing a Two-Way Analysis of Variance

Selecting a Random Sample

Using the N-Way ANOVA Task

Interpreting the Two-Way ANOVA Results

Interpreting Models with Significant Interactions

Conclusions

Problems

Chapter 10: Correlation

Introduction

Creating a Permanent SAS Data Set

Reading the Exercise.xls Workbook and Creating a Permanent SAS Data Set

Using the Statistics Correlation Task

Generating Correlation and Scatter Plot Matrices

Interpreting Correlation Coefficients

Generating Spearman Non-Parametric Correlations

Conclusions

Problems

Chapter 11: Simple and Multiple Regression

Introduction

Describing Simple Linear Regression

Understanding the Diagnostic Plots

Demonstrating Multiple Regression

Demonstrating Stepwise Multiple Regression

Conclusions

Problems

Chapter 12: Binary Logistic Regression

Introduction

Preparing the Birth Weight Data Set for Logistic Regression

Selecting Reference Levels for Your Model

Conclusions

Problems

Chapter 13: Analyzing Categorical Data

Introduction

Describing the Heart_Attack Data Set

Computing One-Way Frequencies

Creating Formats

Producing One-Way Tables with Formats

Creating Two-Way Tables

Using Formats to Reorder the Rows and Columns of a Table

Computing Chi-Square from Frequency Data

Analyzing Tables with Low Expected Values

Conclusions

Problems

Chapter 14: Computing Power and Sample Size

Introduction

Computing Sample Size for a t Test

Calculating the Sample Size for a Test of Proportions

Computing Sample Size for a One-Way ANOVA Design

Conclusions

Problems

Instructions for Problem Sets

How to Use the Problem Set Data Files

How to Create a SAS Library

Using a SAS Data Set in the PROBLEMS Library

Appendix: Solutions to the Odd-Numbered Problems

Index