求得因子收益表         - False: 因子收益表         """         self.plot_quantile_statistics_table()         self.plot_returns_table(demeaned=demeaned, group_adjust=group_adjust)         self.plot_quantile_returns_bar(by_group=False, demeaned=demeaned, group_adjust=group_adjust)         pl.plt.show()         self.plot_information_table(group_adjust=group_adjust)         self.plot_