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Reflections on R (Part -I) (Data Structure (Vectors, Matrices, Factors,…
Reflections on R (Part -I)
Intro to Data Science
What is Data Science
BI Vs Data Science
Tools of Data Science
Intro to R
R Studio
Jupyter Notebook
Intro
Installation of R
Installation of R Studio
About Working Directories
Data Types
Arthmetic in R
R as Calculator (+, - , * , /)
Numeric/Char/Logical/Complex/Integer
Basic Functions (class,dim,str,summary,ls,remove,is)
Data Structure
Vectors
Matrices
Factors
Data Frames
Lists
Read Data from files
.dat/.txt/.xls/.csv
syntax (read.table(),read.csv(),read.delim(),readlines(),read.csv2(),file
Relational database
SQLite/Oracel/Teradata/MySQL
Write data
Syntax : write.csv, write.table, cat, writetlines(), sink(), save(), load(), dump(), dput()
Conditionals and Control flow
Working with relational ops (==, >=,<=,!=,<,>)
If statements
If else and switch function