sampleAFiltered = pd.concat([ordersByUsersA[np.logical_not(ordersByUsersA['userId'].isin(abnormalUsers))]['orders'],pd.Series(0, index=np.arange(data['visitorsPerDateA'].sum() - len(ordersByUsersA['orders'])),name='orders')],axis=0)
sampleBFiltered = pd.concat([ordersByUsersB[np.logical_not(ordersByUsersB['userId'].isin(abnormalUsers))]['orders'],pd.Series(0, index=np.arange(data['visitorsPerDateB'].sum() - len(ordersByUsersB['orders'])),name='orders')],axis=0)