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| * dplyr, a package for data manipulation, reshaping, summarizing | * dplyr, a package for data manipulation, reshaping, summarizing [[RcourSe/DataWrangling|more]] [[RcourSe/ExtraDataSets|data sets]] |
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| [[LongitudinalData|more]] |
Course Outline
Data Wrangling
- basic data structures in R: vector, list, data frame
- indexing
- data types, type conversions
- read data from different file types (txt, csv, excel)
- merging of data frames
- dplyr, a package for data manipulation, reshaping, summarizing
Functions
- understand R functions
- generic functions, classes
Exploratory Data Analysis
- oulier detection: visual methods and tests
- graphics for grouped data
Analysis of Longitudinal Data
- Exploring Longitudinal Data on Change:
- Descriptive Analysis of Individual Change
- Difference in Change across People
- Multilevel Models for Change
- Missing Data