Catalogue no. 56M0002GIE Household Internet Use Survey - Microdata User's Guide 2003 How to obtain more information Specific inquiries about this product and related statistics or services should be directed to: Science, Innovation and Electronic Information Division, Statistics Canada, Ottawa, Ontario, K1A 0T6 (telephone: 1 800 263-1136). For information on the wide range of data available from Statistics Canada, you can contact us by calling one of our toll-free numbers. You can also contact us by e-mail or by visiting our Web site. National inquiries line 1 800 263-1136 National telecommunications device for the hearing impaired 1 800 363-7629 Depository Services Program inquiries 1 800 700-1033 Fax line for Depository Services Program 1 800 889-9734 E-mail inquiries [email protected] Web site www.statcan.ca Ordering and subscription information This product, Catalogue no. 56M0002GIE, is available on Internet free. 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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 prior written permission from Licence Services, Marketing Division, Statistics Canada, Ottawa, Ontario, Canada K1A 0T6. September 2004 Catalogue no. 56M0002GIE ISSN: 1712-3704 Frequency: Annual Ottawa La version française de cette publication est disponible sur demande (n° 56M0002GIF au catalogue). Note of appreciation Canada owes the success of its statistical system to a long-standing partnership between Statistics Canada, the citizens of Canada, its businesses, governments and other institutions. Accurate and timely statistical information could not be produced without their continued cooperation and goodwill. Household Internet Use Survey, 2003 – User Guide Table of Contents 1.0 Introduction .............................................................................................................................6 2.0 Background .............................................................................................................................7 3.0 Objectives .............................................................................................................................9 4.0 Concepts and Definitions............................................................................................................10 4.1 Labour Force Survey Concepts and Definitions ...............................................................10 4.2 Household Internet Use Survey Concepts and Definitions...............................................11 4.3 Labour Force Survey Variable Definitions ........................................................................13 5.0 Survey Methodology....................................................................................................................17 5.1 Population Coverage.........................................................................................................17 5.2 Sample Design..................................................................................................................17 5.2.1 Primary Stratification..........................................................................................17 5.2.2 Types of Areas...................................................................................................17 5.2.3 Secondary Stratification.....................................................................................18 5.2.4 Cluster Delineation and Selection......................................................................18 5.2.5 Dwelling Selection..............................................................................................19 5.2.6 Person Selection................................................................................................19 5.3 Sample Size......................................................................................................................19 5.4 Sample Rotation................................................................................................................19 5.5 Modifications to the Labour Force Survey Design for the Household Internet Use Survey ..........................................................................................................20 5.6 Sample Size by Province for the Household Internet Use Survey ...................................20 6.0 Data Collection ...........................................................................................................................21 6.1 Interviewing for the Labour Force Survey.........................................................................21 6.2 Supervision and Quality Control .......................................................................................21 6.3 Non-response to the Labour Force Survey.......................................................................21 6.4 Data Collection Modifications for Household Internet Use Survey...................................22 6.5 Non-response to the Household Internet Use Survey ......................................................22 7.0 Data Processing...........................................................................................................................23 7.1 Data Capture.....................................................................................................................23 7.2 Editing ...........................................................................................................................23 7.3 Coding of Open-ended Questions ....................................................................................23 7.4 Imputation .........................................................................................................................24 7.5 Creation of Derived Variables...........................................................................................24 7.6 Weighting ..........................................................................................................................24 7.7 Suppression of Confidential Information...........................................................................25 8.0 Data Quality ...........................................................................................................................26 8.1 Response Rates................................................................................................................26 8.2 Survey Errors ....................................................................................................................26 8.2.1 The Frame..........................................................................................................27 8.2.2 Data Collection...................................................................................................27 8.2.3 Data Processing.................................................................................................28 8.2.4 Non-response.....................................................................................................28 8.2.4.1 Imputation .............................................................................................29 8.2.5 Measurement of Sampling Error........................................................................31 4 Statistics Canada – Catalogue no. 56M0002GIE Household Internet Use Survey, 2003 – User Guide 9.0 Guidelines for Tabulation, Analysis and Release.....................................................................33 9.1 Rounding Guidelines.........................................................................................................33 9.2 Sample Weighting Guidelines for Tabulation....................................................................34 9.3 Definitions of Types of Estimates: Categorical and Quantitative.....................................34 9.3.1 Categorical Estimates ........................................................................................34 9.3.2 Quantitative Estimates.......................................................................................34 9.3.3 Tabulation of Categorical Estimates ..................................................................35 9.3.4 Tabulation of Quantitative Estimates .................................................................35 9.4 Guidelines for Statistical Analysis.....................................................................................36 9.5 Coefficient of Variation Release Guidelines .....................................................................37 9.6 Release Cut-off’s for the Household Internet Use Survey................................................39 10.0 Approximate Sampling Variability Tables.................................................................................40 10.1 How