R Programming Training

Table of Content

Introduction to R
• What is R?
• Why R?
• Installing R
• R environment br> • How to get help in R
• R console and Editor

Understanding R data structure
• Variables in R
• Scalars
• Vectors
• Matrices
• List
• Data frames
• Using c, Cbind,Rbind, attach and detach functions in R
• Factors

Importing data
• Reading Tabular Data files
• Reading CSV files
• Importing data from excel
• Importing data from SAS
• Accessing database
• Saving in R data
• Loading R data objects
• Writing to files

Manipulating Data
• Selecting rows/observations
• Selecting columns/fields
• Merging data
• Relabelling the column names
• Converting variable types
• Data sorting
• Data aggregation

Using functions in R
• Commonly used Mathematical Functions
• Commonly used Summary Functions
• Commonly used String Functions
• User defined functions
• local and global variable

R Programming
• While loop
• If loop
• For loop
• Arithmetic operations

Charts and Plots
• Box plot
• Histogram
• Pareto charts
• Pie graph
• Line chart
• Scatterplot
• Developing graphs

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