Survey Documentation and Analysis (SDA)

Survey Documentation and Analysis (SDA) is a web based interface that allows access and analysis of data. The data can be accessed from IPUMS or from  the Inter-university Consortium for Political and Social Research (ICPSR). SDA allows you to: Browse the codebook describing a dataset Calculate frequencies or crosstabulation (with charts) Do comparison of means […]

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R Open Labs – Data Manipulation

Today we introduced merge(), factor() and some basic techniques for handling missing values during the first 30 minutes of the open lab. For the rest of the open lab, there were free discussions about personal projects the participants are working on. We also introduced package swirl. Swirl package teaches you R programming interactively. Thank you to everyone who […]

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Map Club — Interactive Maps with Mapzen

Last week, Map Club revisited Tangram, the powerful open-source renderer for Mapzen. (We first explored Mapzen over the summer.) Mapzen is an open, sustainable, and accessible mapping platform that offers intricate control over the design of web-based maps. Centered on a map of Manhattan, attendees referenced the comprehensive documentation page to alter the drawing style of Tangram’s vector tile service. […]

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Reminder-Ethnography & Observation Studies

Just a reminder that this Tuesday,October 18, we have a workshop in Ethnography & Observation Studies.  If you would like to participate please use the link below to register.     Understand how to collect data on individual/group activities and social interactions through ethnographic fieldwork and participant-observation. Methodological strengths, limitations, and documenting field notes will […]

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R Open Labs – Plotting

Yesterday we briefly talked about how to do plotting in R. We mainly discussed plot(), barplot(), hist() and Lattice package. Thank you to everyone who showed up and we will explore more data visualization techniques for next session. Also, from next session on, the open lab will be much less structured and will involve more […]

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