1 Acknowledgement
2 R Programming
3 Logic statements
4 be careful
- 4.1 matrices and data frames
5 Vectors contain one class of data
6 Convert vector to a Matrix
7 Creating a Matrix
8 Create a character vector
9 column bind
10 R recycles if columns are not equal
11 Create and ; variable names
12 assign column names
13 reorder the variable names
14 Reordering columns
15 Adding a new column
16 operators
17 Categorical variables
18 Logical Values
19 Integer Value
20 Character Values
21 Basics

R Notebook

Chapter 5 Vectors contain one class of data

num1 <- 1:20
num1

##  [1]  1  2  3  4  5  6  7  8  9 10 11 12 13 14 15 16 17 18 19 20

dim(num1)

## NULL

length(num1)

## [1] 20