The FREQ Procedure

Syntax: FREQ Procedure

The following statements are available in the FREQ procedure:

  • PROC FREQ <options> ;

  • BY variables;

  • EXACT statistic-options </ computation-options> ;

  • OUTPUT <OUT=SAS-data-set> output-options;

  • TABLES requests </ options> ;

  • TEST options;

  • WEIGHT variable </ option> ;

The PROC FREQ statement is the only required statement for the FREQ procedure. If you specify the following statements, PROC FREQ produces a one-way frequency table for each variable in the most recently created data set. 

proc freq;
run;

Table 3.3 summarizes the basic functions of the procedure statements. The following sections provide detailed syntax information for the BY, EXACT, OUTPUT, TABLES, TEST, and WEIGHT statements in alphabetical order after the description of the PROC FREQ statement.

Table 3.3: Summary of PROC FREQ Statements

Statement

Description

BY

Provides separate analyses for each BY group

EXACT

Requests exact tests

OUTPUT

Requests an output data set

TABLES

Specifies tables and requests analyses

TEST

Requests tests for measures of association and agreement

WEIGHT

Identifies a weight variable