Monthly Archives: September 2009

R workshop: Introduction to geographic mapping and spatial analysis

Back in March I led a workshop on geographic mapping and spatial analysis with R. I finally got around to running my notes and syntax through Sweave to create a single document. Click on the image below to access the … Continue reading

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Spatially enable evaluation: Bell Museum of Natural History

Frances Lawrenz is one of my advisors. She knew about my interest in spatially enable evaluation and put me in touch with Bob Tornberg, a graduate student in Educational Policy and Administration who was leading an evaluation for the Bell … Continue reading

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Nemadji River canoe trip

Amy and I took a fantastic day trip down the Nemadji River near Duluth. The north fork of the Nemadji River valley is wild and undeveloped compared to its sister river, the Saint Louis. We camped the night before at … Continue reading

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Structural equation modeling of complex sample data in R: An update

My last post demonstrated a structural equation model (SEM) of complex sample data in . I attempted to replicate Laura Stapleton’s example, but my standard errors were larger than expected. I wrote to Laura, and she graciously reviewed my results. … Continue reading

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