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Lochner, Bianca; Conrad, Rita-Marie; Graham, Edward – TechTrends: Linking Research and Practice to Improve Learning, 2015
This study examined the concerns of U.S. secondary teachers regarding the adoption of learning management systems (LMSs) utilizing the concerns-based adoption model (CBAM). The stages of concern questionnaire used enabled the strength of teacher concerns to be measured for seven distinct stages of concerns: awareness, informational, personal,…
Descriptors: Secondary School Teachers, Database Management Systems, Adoption (Ideas), Models
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Sao Pedro, Michael A.; Baker, Ryan S. J. d.; Gobert, Janice D. – Grantee Submission, 2012
Data-mined models often achieve good predictive power, but sometimes at the cost of interpretability. We investigate here if selecting features to increase a model's construct validity and interpretability also can improve the model's ability to predict the desired constructs. We do this by taking existing models and reducing the feature set to…
Descriptors: Content Validity, Data Interpretation, Models, Predictive Validity
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Bitso, Constance; Fourie, Ina – Information Research: An International Electronic Journal, 2012
Introduction: This study investigates the information needs and information-seeking patterns of secondary level geography teachers in Lesotho to guide the design and implementation of an information service for these teachers. Leckie, Pettigrew and Sylvain's model of professionals' information-seeking served as a theoretical framework but was…
Descriptors: Foreign Countries, Developing Nations, Information Seeking, Information Needs