import matplotlib.pyplot as plt
import pandas as pd


d = {
    'Knn': {'Separted':0.78, 'Joint':0.74},
    'Naive Bayes': {'Separted':0.74, 'Joint':0.67},
    'Decesion Trees': {'Separted':0.73, 'Joint':0.75},
    'Random Forest': {'Separted':0.83, 'Joint':0.73},
}


pd.DataFrame(d).T.plot(kind='bar')
plt.ylabel('F-Scores')
plt.xticks(rotation=0)

plt.show()