Question

**Using RStudio**Please show code**

(InsectSprays) Which spray(s) is/are the most effective against insects? Defend your answer with a plot.

Answer 1

Solution:

To know which spray is more effective , we need their insect count and type of spray.

Box plot is used to find the most effective spary.

let there be 6 types of spray - A,B,C,D,E,F

the r-command to analyse the sample data is as follows

boxplot(count~spray, InsectSprays,xlab="spray",ylab="count")

count is insect count and spray is type of spray the output of the above comment is as follows

from the above plot spray C is found to be more effective.