R Note

R Note is R quick start tutorial written in english.

I started making this tutorial in July(2021-07) for the purpose of studying English and R together, and anyone is welcome to join this project.

If there are any incorrect expressions or errors, please feel free to leave them as issues or pull-requests, and I hope that many people will join me in my long data analysis journey.

Thank you!

Index

Update - 2021.07.15

Intro to R

Chapter 1. R Basic
          1.1 Data Types I
          1.2 Data Types - character
          1.3 Data Types - numeric, integer, complex
          1.4 Data Types - logical
          1.5 Data Types II
          1.6 Data Types - raw
          1.7 Data Types - factor
          1.8 Data Types - ordered factor
          1.9 Data Types - date
          1.10 Data Structure
          1.11 Data Structure - vector
          1.12 Data Structure - matrix
          1.13 Data Structure - dataframe
          1.14 Data Structure - array
          1.15 Data Structure - list

Chapter 2. Exploratory Data Analysis
          2.1 head and tail
          2.2 dim and str
          2.3 summary
          2.4 table
          2.5 qplot
          2.6 hist
          2.7 is.na
          2.8 na.omit
          2.9 barplot
          2.10 boxplot
          2.11 ggplot2 :: ggplot

Chapter 3. Data Preprocessing
          3.1 ifelse
          3.2 dplyr :: mutate
          3.3 dplyr :: filter
          3.4 dplyr :: select
          3.5 dplyr :: arrange
          3.6 dplyr :: summarise
          3.7 dplyr :: left_join
          3.8 dplyr :: right_join
          3.9 dplyr :: inner_join
          3.10 dplyr :: full_join
          3.11 dplyr :: bind_cols
          3.12 dplyr :: bind_rows

References