Tutorial # 11. Visualization

Open the "R Documents" official website and search for graphics

https://www.rdocumentation.org

 

Example:

 

x = c(1,2,3,4)

y = c(1.5,2.5,3.5,4.5)

plot(x,y , type = 's', main = " Rehan Graph" , 

col = "red" , xlab = " X - axis", ylab = 'Y- Axis')

 

Output : 

 

 

# Dealing with iris dataset

Example: 

plot(iris , col = "red")

View(iris)

barplot(iris$'C-1', col = 'red' , iris$`C-2`, iris$`C-3`, horiz = TRUE)

 

Output :  

 

 

 

Histogram Visualization

Histogram contains x-axis ( data values) & y- axis ( frequency)

Example:

 

hist(iris$'C-2', col = 'red')

 

Output :  

 

 

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An Introduction to language R

Tutorial # 1.Data Type & Variable  Declaration
Tutorial # 2.Operators
Tutorial # 3.Vector  & Element Access
Tutorial # 4.Matrix
Tutorial # 5.Data Frame

Tutorial # 6.Arrays
Tutorial # 7.Lists
Tutorial # 8.Factors
Tutorial # 9.Data import
Tutorial # 10.Machine Learning
Tutorial # 11.Visualization