Density plot : it is associated with a histogram as it shows the data values distributed as a continuous line. This is a smoothed version of the histogram. The output below is — it is the density of the density superimposed on the histogram.
Code — Data density plot
# Density Plot - Population
fig, ax3 = plt.subplots ()
fig.set_size_inches ( 7 , 9 )
ax3 = sns.distplot (data.Population, kde = True )
ax3.set_ylabel ( "Density" , fontsize = 15 )
ax3.set_xlabel (" Murder Rate per Million ", fontsize = 15 )