Lecture, three hours. Requisite: Public Affairs 60. Exploration of challenge of making data useful for decision-making from cleaning data and deciding which analyses to conduct; to conducting those analyses carefully, thoughtfully, and in reproducible way; to displaying results, interpreting them, and communicating them clearly. Focus on challenge of making survey data useful to educators so that they can use those data to reflect on school and district policies and practices and, ultimately, use information to improve students' school experiences. Concurrently scheduled with course CM126XP. Letter grading.