我用了SWinsorize(当日成交额,0.01,0.01,股票池, 0) 去除异常值,然后想在股票池内计算该指标的z-score,

但是因为股票池函数不能嵌套,我要怎么实现这个功能呢?多谢


@小心求稳-果仁网