Copyright © 1997 by Lawrence Erlbaum Associates, Inc. All rights reserved. No part of this book may be repro- duced in any form, by photostat, microform, retrieval system, or any other means, without the prior written permission of the publisher. Lawrence Erlbaum Associates, Inc., Publishers 10 Industrial Avenue Mahwah, New Jersey 07430 Library of Congress Cataloging-in-Publication-Data Gescheider, George A. Psychophysics : the fundamentals / George A. Gescheider. -- 3rd ed. p. cm. Includes bibliographic references and index. ISBN 0-8058-2281-X (alk. paper) 1. Senses and sensation--Testing. 2. Psychophysics. 3. Psychophysiology--Methodology. I. Title. QP431.G473 1997 96-41791 152.1--dc20 CIP Books published by Lawrence Erlbaum Associates are printed on acid-free paper, and their bindings are chosen for strength and durability. Printed in the United States of America 10 9 8 7 6 5 4 3 2 1 -iv- |