participant	drug	hours
1	placebo	4.4
2	placebo	3.0
3	placebo	3.4
4	melatonin	5.6
5	melatonin	6.1
6	melatonin	5.0
7	fluazepam	10.4
8	fluazepam	9.1
9	fluazepam	8.4

Using the R commander plugin KMggplot2 or ggplot2 package in R, plot the data using a boxplot overlain with the raw data points. If using R, use the following functions:

ggplot()

geom_boxplot()

geom_point()