R Programming: plots and visualizations

In part-1 we covered the data loading, basic statistics, and row-column selection. In this part, we will cover the following topics.

• Descriptive statistics
• Frequency tables
• Bar charts
• Histograms
• Boxplots

Descriptive statistics: Let’s say, we want to see the group by analysis of different species of iris flowers.

install.packages("dplyr")
library(dplyr)
## grouping the iris dataset by…