Lecture Week 6

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  Lecture 5: Advanced  R  Visualizations. STAT GR5206  Statistical Computing & Introduction to Data Science  Cynthia RushColumbia UniversityOctober 14, 2016 Cynthia Rush Lecture 5: Advanced Visualizations October 14, 2016 1 / 67  Course Notes ã  No labs next week. ã  Homework due on Monday. ã  No homework assigned next week; study for the midterm! ã  Midterm next week. Cynthia Rush Lecture 5: Advanced Visualizations October 14, 2016 2 / 67  Last Time ã  Writing Functions . Named and default arguments. Checking input.Function environments. ã  Classification . K Nearest Neighbors and Bayes Classifiers. Testingmodel accuracy. Cross-Validation to test model accuracy. Cynthia Rush Lecture 5: Advanced Visualizations October 14, 2016 3 / 67  Section I Some More Plotting with Base  R Cynthia Rush Lecture 5: Advanced Visualizations October 14, 2016 4 / 67
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