Ch. 4 | Exercise 2

Chapter 4 | Exercise 2

Create a bar plot, a pie chart and a dot chart with the proportions of levels in the factor subj from the data set sent.

Key

Create a bar plot:

> barplot(subjects, main = "Bar plot of subject type frequencies", xlab = "Semantic class of subjects", ylab = "Frequency")

Create a pie chart:

> pie(subjects, main = "Pie chart of subject type frequencies")

Finally, create a dot chart:

> dotchart(subjects, main = "Dot chart of subject type frequencies", xlab = "Frequency", ylab = "Semantic class of subjects")