Sas tutorial 10

SAS tutorial 10/20

Overview

• PROC SUMMARY

• PROC SORT

• LABEL

• GOTO

SUMMARY & SORT

PROC SUMMARY

• Provides data summarization tools that compute descriptive statistics for variables across all observations or within groups of observations.

• Similar to PROC MEANS

Syntax

Differences to MEANS

• Cannot do t-test

• Cannot calculate confidence limits

• Cannot estimate quantiles

Example 1

DATA creativity

Result

Use “BY” option

“Not sorted in ascending sequence”

PROC SORT

• Orders SAS data set observations by the values of one or more character or numeric variables

Syntax

Example 2

Result

Example 1

Result

LABEL & GOTO

GOTO

• Directs program execution immediately to the statement label that is specified and, if followed by a RETURN statement, returns execution to the beginning of the DATA step.

(Statement) Label

• Specifies a statement label that identifies the GOTO destination. The destination must be within the same DATA step. You must specify the label argument.

Example 3

Result

Return

Result