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Michelle L. Stransky; Laneva Cobb; Nina Menon; Emily Barnard; Cynthia Belfleur; Lawrence Scahill; Jocelyn Kuhn – Journal of Autism and Developmental Disorders, 2025
The National Institute of Mental Health created the National Database for Autism Research (NDAR) to accelerate autism knowledge through data sharing and collaboration. However, our experience using NDAR reveals systematic challenges across several aspects of data submission, selection, management, and analysis that limit utility of this resource.…
Descriptors: Behavior Rating Scales, Adjustment (to Environment), Diagnostic Tests, Observation
Cheema, Jehanzeb R. – Review of Educational Research, 2014
Missing data are a common occurrence in survey-based research studies in education, and the way missing values are handled can significantly affect the results of analyses based on such data. Despite known problems with performance of some missing data handling methods, such as mean imputation, many researchers in education continue to use those…
Descriptors: Educational Research, Data, Data Collection, Data Processing
Zhuang, Jie; Chen, Peijie; Wang, Chao; Huang, Liang; Zhu, Zheng; Zhang, Wenjie; Fan, Xiang – Research Quarterly for Exercise and Sport, 2013
Purpose: The purpose of this study was to investigate the characteristics of missing physical activity (PA) data of children and youth. Method: PA data from the Chinese City Children and Youth Physical Activity Study ("N" = 2,758; 1,438 boys and 1,320 girls; aged 9-17 years old) were used for the study. After the data were sorted by the…
Descriptors: Physical Activities, Error of Measurement, Statistical Data, Gender Differences
Sangasubana, Nisaratana – Qualitative Report, 2011
The purpose of this paper is to describe the process of conducting ethnographic research. Methodology definition and key characteristics are given. The stages of the research process are described including preparation, data gathering and recording, and analysis. Important issues such as reliability and validity are also discussed.
Descriptors: Student Research, Ethnography, Research Methodology, Data Analysis
Welker, Josh – Computers in Libraries, 2012
Any librarian who has managed electronic resources has experienced the--for want of words--"joy" of gathering and analyzing usage statistics. Such statistics are important for evaluating the effectiveness of resources and for making important budgeting decisions. Unfortunately, the data are usually tedious to collect, inconsistently organized, of…
Descriptors: Library Services, Databases, Academic Libraries, Electronic Libraries
El-Bathy, Naser Ibrahim – ProQuest LLC, 2010
The study of this dissertation provides a solution to a very specific problem instance in the area of data mining, data warehousing, and service-oriented architecture in publishing and newspaper industries. The research question focuses on the integration of data mining and data warehousing. The research problem focuses on the development of…
Descriptors: Research Problems, Information Retrieval, Artificial Intelligence, Computer Science
Baker, Ryan S. J. D.; Yacef, Kalina – Journal of Educational Data Mining, 2009
We review the history and current trends in the field of Educational Data Mining (EDM). We consider the methodological profile of research in the early years of EDM, compared to in 2008 and 2009, and discuss trends and shifts in the research conducted by this community. In particular, we discuss the increased emphasis on prediction, the emergence…
Descriptors: Trend Analysis, Educational History, Educational Research, Research Methodology

Otto, Luther B.; Call, Vaughan R. A. – Journal of Marriage and the Family, 1990
Presents procedure, mixed-radix positional number algorithm, for reducing set of numerous changes and stabilities in multiple roles at given time to a single empirical code. Demonstrates applicability and utility of procedure to wide array of complex family analyses through a simple pedagogical example. (Author/NB)
Descriptors: Change, Data Processing, Family (Sociological Unit), Research Problems

Huron, David – Computers and the Humanities, 1988
Presents the results of a detailed study of errors in a musical database. Provides an equation for estimating the effect of an overall error-rate on arbitrary analytic measures derived from the database. Examines four methods of error detection: manual proof-reading, double-entry method, programed syntactic checking, and programed heuristics. (GEA)
Descriptors: Data Processing, Databases, Higher Education, Music
Matthews, Elizabeth W. – 1979
In order to obtain accurate and factual data, a survey instrument must be well constructed and a survey planned carefully and conducted under strict conditions. Of importance in planning a survey is a determination of previous and on-going research through an extensive literature review. In designing the survey, the researcher should aim at…
Descriptors: Data Processing, Guidelines, Literature Reviews, Questionnaires
Johnson, Craig W. – 1982
The exponential increase in the availability of microcomputers will have a tremendous impact on educational research. Already, the microcomputer has provided the key to the solution of some previously overwhelming methodological problems. It has enabled investigators to conduct exciting new lines of research while creating more general…
Descriptors: Check Lists, Data Collection, Data Processing, Educational Innovation

Boruch, Robert F. – Sociology of Education, 1971
The ACE Data Base is compared to others. Devises for maintenance of confidentiality in data collection, transmission, and analysis are evaluated, as well as administrative and ethical regulations, and computer processing. Recommendations follow. (Author/DB)
Descriptors: Civil Liberties, Computers, Confidential Records, Data Processing
Everett, Bruce E. – 1975
This paper summarizes the data management techniques used in a large-scale longitudinal study of intensive, innovative programs. Emphasis is placed on the scope of data collection, the methods used in the study to keep track of students over several years, the techniques used to collect data about students in public schools, the quality control on…
Descriptors: Computer Programs, Data Collection, Data Processing, Educational Innovation
Boruch, Robert F. – 1971
This report examines a series of general models that represent the process of merging records from separate files when it becomes essential to inhibit identifiability of records in at least one of the files. Models are illustrated symbolically by flow diagrams, and examples of each variation are taken from the social sciences. These variations…
Descriptors: Administrative Principles, Confidential Records, Confidentiality, Data Processing
Pidgeon, Douglas A. – Int Rev Educ, 1969
Descriptors: Communication Problems, Comparative Education, Comparative Testing, Data Processing