D2wong humphrey

Information about D2wong humphrey

Published on August 9, 2007

Author: Richie

Source: authorstream.com

Content

Fitting a survey life cycle in the DDI :  Fitting a survey life cycle in the DDI Irene Wong Chuck Humphrey IASSIST Edinburgh May 2005 Disclaimer:  Disclaimer The research and analysis are based on data from Statistics Canada and the opinions expressed do not represent the views of Statistics Canada. Project partnerships:  Project partnerships A pilot study was initiated in summer 2004 Involving: 3 RDCs: Edmonton, Calgary, Hamilton General Social Survey (GSS) Programs Standards Division GSS cycle 17 - Social Engagement confidential data file Project outline:  Project outline Creating DDI documentation for the confidential data of GSS Cycle 17 Assessing the information sources needed to complete this task Evaluating the use of DDI documentation by researchers in an RDC Creating DDI documentation:  Creating DDI documentation We were not present at the initial survey planning, design, or the production Post-event information harvesting to create DDI documentation Statistics Canada IMDB program Public Use Microdata Documentation Confidential Microdata metadata DDI version 1&2 vs. IMDB:  DDI version 1andamp;2 vs. IMDB modeled after the traditional ‘codebook’: user’s guide, data dictionary, record layout. Document Description Study Description Data Files Description Variable Description Other Study-related Materials Statistics Canada IMDB and microdata metadata Survey description user guide Data Description sources and methodology Sampling and collection Data accuracy Variable description code book and record layout Other documents GSS 17 survey process:  knowledge capture GSS 17 survey process Survey design Identify Data gap Sample selection Questionnaire design Pilot/Pre-test Interviewer training Data processing Data quality control Dissemination Data capture Post-event information harvesting:  Post-event information harvesting Is 'artefacts hunting' enough? Is there a knowledge loss? Current need in the RDCs for a liaison between researchers and survey divisions How about user feedbacks? For example: On data quality Identify data gap Is there a knowledge loss?:  Is there a knowledge loss? Knowledge of interest to the research community Data processing: consolidation, imputation, data suppression, …. Data quality: respond error, weights calculation, … Knowledge of interest to the survey community Sample selection: stratification, hard to locate and follow sample groups, …. Questionnaire design: Interviewer handbooks, pre-testing procedures and guidelines, …. Has this knowledge been properly preserved somewhere? Preserved knowledge:  Preserved knowledge Should DDI documentation be created throughout the life course of a survey? Can DDI documentation be created throughout the life course of a survey? Do we know enough now to answer the questions? Following thoughts…:  Following thoughts… loss knowledge Sample Questionnaire Interviewer handbook Data Dictionary Record layout User Guide Microdata file …. DDI 'Blaise' 'SerDev' SAS Word Image Text IMDB …. ? PRODUCTS TOOLS Metadata life-cycle research:  Metadata life-cycle research identify amount of metadata produced over the life cycle of a survey identify tools in which metadata have been created, documented and stored integrate into DDI

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