r4 - Math 127B, Basic R, Lecture 4 Mrinal Raghupathi...

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Unformatted text preview: Math 127B, Basic R, Lecture 4 Mrinal Raghupathi Wednesday, April 13, 2011 Administrivia Slicing and indexing in R. Reminders 1. There will be a homework assignment due on Monday in-class. This is the last assignment for the semester. 2. This weeks recitation will again be like a lab for R. Next weeks recitation will be the same. No more quizzes. 1 The American League Salaries for 2003 Todays dataset is the salaries for American League players in 2003. The dataset is available on the website. The data is in a different format to the table from last time. The table of cigarette data had columns of data with the columns being separated by the tabs (which are invisible). The CSV format is a common format for datasets. Many programs will export a CSV file. The columns are separated by a comma. CSV files typically include a header row. That is, a row that contains the names of the columns in the file. The American League dataset has columns named Team,Player,Salary and Position....
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This document was uploaded on 10/29/2011 for the course MATH 127B at Vanderbilt.

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r4 - Math 127B, Basic R, Lecture 4 Mrinal Raghupathi...

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