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Learning SAS by Example by Ron Cody

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Chapter 17. Counting Frequencies

17.1

Introduction

342

17.2

Counting Frequencies

342

17.3

Selecting Variables for PROC FREQ

345

17.4

Using Formats to Label the Output

346

17.5

Using Formats to Group Values

347

17.6

Problems Grouping Values with PROC FREQ

349

17.7

Displaying Missing Values in the Frequency Table

351

17.8

Changing the Order of Values in PROC FREQ

353

17.9

Producing Two-Way Tables

356

17.10

Requesting Multiple Two-Way Tables

358

17.11

Producing Three-Way Tables

358

17.12

Problems

360

Introduction

PROC FREQ can be used to count frequencies of both character and numeric variables, in one-way, two-way, and three-way tables. In addition, you can use PROC FREQ to create output data sets containing counts and percentages. Finally, if you are statistically inclined, you can ...

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