ISO INTERNATIONAL STANDARD 9186-1 Second edition 2014-03-15 Graphical symbols - Test methods - Part 1: Method for testing comprehensibility Symboles graphiques - Méthodes d'essai - Partie 1: Methode de verification de la comprehensibilité Reference number IS0 9186-1:2014(E) LSO @ IS0 2014 ed without license from IHS Not for Resale IS0 9186-1:2014(E) COPYRIGHTPROTECTEDDOCUMENT @ ISO 2014 All rights reserved. Unless otherwise specified, no part of this publication may be reproduced or utilized otherwise in any form or by any means, electronic or mechanical, including photocopying, or posting on the internet or an intranet, without prior written permission. Permission can be requested from either ISO at the address below or ISO's member body in the country of the requester. ISO copyright office Case postale 56:CH-1211 Geneva 20 Tel. + 41 22 749 01 11 Fax + 41 22 749 09 47 E-mail copyright@iso.org Web www.iso.org Published in Switzerland @ IS0 2014 - All rights reserved No reproductic networking permited without license from IHS Not for Resale IS0 9186-1:2014(E) Contents Page Foreword ..iv Introduction. ..V 1 Scope. ..1 2 Normative references 3 Terms and definitions 4 Principle ..2 5 Preliminary steps .2 6 Comprehension test. .3 6.1 General .3 6.2 Preparation of test material. .3 6.3 Respondents .6 6.4 Respondents' task in the comprehension test ..6 6.5 Analysis of the results of the comprehension test. .6 6.6 Categorizing the results. 6.7 Analysing the categorization of responses .7 6.8 Presentation of results. ..8 6.9 Combination of the results from different countries 9 6.10 Determination of the most comprehensible variant .9 Annex A (normative) Comprehension test .10 Bibliography .18 iii ded by IHS under lic ense with ISt thout license from IHS Not for Resale