spss spss 13 User Guide
For more information about SPSS
®
software products, please visit our Web site at http://www.spss.com or contact
SPSS Inc.
233 South Wacker Drive, 11th Floor
Chicago, IL 60606-6412
Tel: (312) 651-3000
Fax: (312) 651-3668
SPSS is a registered trademark and the other product names are the trademarks of SPSS Inc. for its proprietary
computer software. No material describing such software may be produced or distributed without the written
permission of the owners of the trademark and license rights in the software and the copyrights in the published
materials.
The SOFTWARE and documentation are provided with RESTRICTED RIGHTS. Use, duplication, or disclosure
by the Government is subject to restrictions as set forth in subdivision (c) (1) (ii) of The Rights in Technical Data
and Computer Software clause at 52.227-7013. Contractor/manufacturer is SPSS Inc., 233 South Wacker Drive,
11th Floor, Chicago, IL 60606-6412.
General notice: Other product names mentioned herein are used for identification purposes only and may be
trademarks of their respective companies.
TableLook is a trademark of SPSS Inc.
Windows is a registered trademark of Microsoft Corporation.
DataDirect, DataDirect Connect, INTERSOLV, and SequeLink are registered trademarks of DataDirect
Technologies.
Portions of this product were created using LEADTOOLS © 1991–2000, LEAD Technologies, Inc. ALL
RIGHTS RESERVED.
LEAD, LEADTOOLS, and LEADVIEW are registered trademarks of LEAD Technologies, Inc.
Sax Basic is a trademark of Sax Software Corporation. Copyright © 1993–2004 by Polar Engineering and
Consulting. All rights reserved.
Portions of this product were based on the work of the FreeType Team (http://www.freetype.org).
A portion of the SPSS software contains zlib technology. Copyright © 1995–2002 by Jean-loup Gailly and Mark
Adler. The zlib software is provided “as is,” without express or implied warranty.
A portion of the SPSS software contains Sun Java Runtime libraries. Copyright © 2003 by Sun Microsystems,
Inc. All rights reserved. The Sun Java Runtime libraries include code licensed from RSA Security, Inc. Some
portions of the libraries are licensed from IBM and are available at http://oss.software.ibm.com/icu4j/.
SPSS® 13.0 Brief Guide
Copyright © 2004 by SPSS Inc.
All rights reserved.
Printed in the United States of America.
No part of this publication may be reproduced, stored in a retrieval system, or transmitted, in any form or by any
means, electronic, mechanical, photocopying, recording, or otherwise, without the prior written permission
of the publisher.
ISBN 0-13-154242-7