Updated bell curve code to use seaborn

Author: b-sherman

code/supervised/Naive_Bayes/bell_curve.py

@@ -1,9 +1,11 @@
 import numpy as np
 from scipy.stats import norm
 import matplotlib.pyplot as plt
+import seaborn as sns
 
 # Create a bell curve plot using numpy and stats
 x = np.linspace(norm.ppf(0.01), norm.ppf(0.99), 100)
+sns.set_style("darkgrid")
 plt.plot(x, norm.pdf(x))
 
 # Remove ticks from the plot