250 likes | 263 Views
This system allows for the collection of census data through multiple channels, utilizing register-based data collection methods. It includes features such as personalized questionnaires, multi-channel collection, and a flexible organization network.
E N D
An online system for multi-channel, register-based census data collection Giuseppe Sindoni, Istat, Italy
European regulation N. 763/2008, 09/07/2008 Variables and classifications Deadline for data delivery: 1 April 2014 Italian Census 2011: organization context
What’s new for the 2011 Population Census? • Use of street numbers in field operations • Business and household geocoding to the census tract • Use of administrative archives • New questionnaire delivery process • Personalised questionnaires • Mail out • New methods and survey techniques • Census areas • Short and long form • Multi-channel collection • Flexible organisation network • Downsized municipal front-office => Stronger back-office • Population-based differentiation • Enumerator guidance
Started 25 October 2009 Stratified sample 31 municipalities About 80,000 households About 195,000 people 6 survey schemes to be tested on different types of municipalities Census pilot
Architecture of the web-based collection and management system Technical characteristics The online questionnaire The Census Management System This presentation
Generalized system for questionnaire structure definition Web application framework Implements rule-based validation, both client and server side Java script and server-side based customization Platform independent On line questionnaire: main features
Aimed at simplifying back-office work Needed to: manage the day-to-day work of enumerators monitor multi-channel data collection The management and monitoring system
Access through a web site Access management allows to define user profiles with authorizations depending on user tasks, also by territorial level Each user will be given a role, that is a set of allowed functions Management system: access modes
ISTAT: Central and Regional officers Census organizations: Municipal Census Back Office, coordinators and enumerators Other organizations: e.g. the company in charge of printing and mailing questionnaires Management system: users
Census tract status Summary reports Operator management Questionnaire management Documentation Management and monitoring system: main functions
Suppressed Suppressed
Three layer architecture RDBMS - application server - browser Model-View-Controller pattern Java Enterprise Edition 5 Servlet + Java Server Pages Technical features
Final thoughts • Very difficult to assess the right usability issues for the questionnaire • The pilot will probably provide a lot of feedback on user satisfaction, from both households and municipal back offices
Desktop application Interactive editor for section structure, questions and fields Prerequisite: DB to store microdata Automatic generation of JSP pages .jar package Generalized system for questionnaire structure definition
Basic functions to run an on line questionnaire User interaction flow control Validation rule configuration Validation rule execution DB interaction Web application framework
Basic validation Field format Mandatory fields “Business” rules Range checks Inter-field logical rules Client-side validation based on Javascript If JS disabled -> server-side validation Rule-based validation
Java script and server-side based customization JSP pages can be customized client-side New modules can be added to the web framework Customization
Based on Java and relational technologies Runs on any platform where the Tomcat application server is available Platform independence
The following functions are provided: Adding and modifying personal information of municipal enumerators and coordinators Assignment of census tracts to enumerators Assignment of enumerators to coordinators Assignment of roles to operators Monitoring operators’ activity Account management Municipal Census Office supervisors can autonomously organize their work Management system: operator management
ISTAT will provide Municipal Offices with the supervisor/s accounts, which will be enabled to all operator management functions Each account will be linked to an individual operator Management system: operator management
The following functions are available: Census tract journal visualization and printing Census tract journal update Auxiliary form visualization Auxiliary form update Enumerators’ daily work can be guided and targeted through census tract status control. Management system: census tract status
The following functions are provided: Visualization of summary reports on collection progress at the census tract level of detail Monitoring multi-channel collection Visualization of aggregated data on collection results Management system: summary reports
The following functions are provided: Personal data change visualization Individual questionnaire visualization Questionnaire or additional individual form print Postal reception registration Monitoring postal delivery status Management system: questionnaire management
The following documents will be available: Survey instructions User manual FAQ Training materials ... Management system: on line documentation