We explore in this paper if automated scaffolding delivered via a pedagogical agent within a simulation can help students acquire data collection inquiry skills. Our initial analyses revealed that such scaffolding was effective for helping students who initially did not know two specific skills, designing controlled experiments and testing stated…

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…

Design and implementation of a curriculum evaluation plan for the vocational education program (occupational education under the Carl D. Perkins Vocational and Applied Technology Act) of a large correctional system are described. An outside evaluator assisted in designing and conducting the first year's evaluation. The 1991-92 curriculum used was…

Presents results of survey of academic economists and political scientists concerning actual and potential use of microformatted government publications. Research design and survey results are discussed, noting response rate, use of publications, purposes for using documents, means of locating documents, and role of microforms in information…