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Improving data services by creating a question database
Nanna Floor Clausen Danish Data Archives IASSIST 2007
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Background Pressure on the students Decrease in response rates
The users want more IASSIST 2007
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Why a question database?
Study descriptions Html format Study management database Codebooks in PDFformat Search catalogue Study descriptions database Searchable Question Database Controlled vocabulary for keywords Search by topic IASSIST 2007
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IASSIST 2007
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Present tools Question Database IASSIST 2007 Developing a system
for managing physical files Tool for reading SPSS and create OSIRIS files Question Database Codebooks Tool for converting OSIRIS files to SPSS Scanned questionnaires IASSIST 2007
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What’s in it for me? The end user
Additional methods for identifying surveys New possibilities for comparative research Support in the construction of new questionnaires and questions New possibility for generating time series Longitudinal analysis of a question Research on the question formulations More open access and insight into the surveys ……………....and much more IASSIST 2007
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What’s in it for me? The data provider
Improvement of the data service Reduces service costs Expectations: Increase the visibility of the data archive Increase the use of the data materials Improve the acquisition process IASSIST 2007
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A world of information IASSIST 2007 All questions In survey listed
Specification CodeBook Survey Title Study Description StudyID VarNum QuestionText Survey size Scanned questionnaire Methodology Answer categories Explanation …much more IASSIST 2007
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With a click Intuitive search interface
Possible options in the interface: Precision in search criteria Amount of information in search result Possibility for adding opted out information Selection of survey type Selection of population size in survey Methodology used in survey ??? IASSIST 2007
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How will it all be achieved?
Extract question text from OSIRIS files Simple question: IASSIST 2007
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Open question: IASSIST 2007
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Multiple response question:
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Question database tables
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Relation to methodology
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Relation with study tables
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Relation with FileManager
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A little about the future
Addition of questions from new surveys Create a database as close to the questionnaire as possible IASSIST 2007
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THE END IASSIST 2007
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IASSIST 2007
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IASSIST 2007
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Search result Question text StudyID VarNum IASSIST 2007 Metho-dology
Questionnaire File-Size Question text Answer categories StudyID VarNum Survey title Code- book Study- description IASSIST 2007
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Topics The objectives in a data archive
The internal development in DDA Demands from the users /outside world Purposes of a question database Advantages for the end users Advantages for the data archive The web structure The design and construction of the database Updating and further development IASSIST 2007
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Topics Background Why a question database? What’s in it for me?
A world of information with a click How will this be achieved A little about the future IASSIST 2007
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