fig = plt.figure()
fig.subplots_adjust(hspace=0.4, wspace=0.4)
ax = fig.add_subplot(2, 2, 1)
sns.distplot(df.Principal,ax=ax)
ax = fig.add_subplot(2, 2, 2)
sns.distplot(df.terms,ax=ax)
ax = fig.add_subplot(2, 2, 3)
sns.barplot(data = df[['Less_than_College', 'college', 'Bachelor']],ax=ax)
ax.set_xticklabels(ax.get_xticklabels(), rotation=90)
ax = fig.add_subplot(2, 2, 4)
sns.boxplot(df['age'],ax=ax)
plt.show()