我们也需要其他的指标，目前为止，我们只讨论了集中趋势指标，在金融学中，我们同样需要，离散趋势指标以衡量参数的变化程度。

We also need some measure of — we've been talking here about measures of central tendency only and in finance we need, as well, measures of dispersion, which is how much something varies.

youdao

We also need some measure of-- We've been talking here about measures of central tendency only and in finance we need, as well, measures of dispersion, which is how much something varies.

我们也需要其他的指标,目前为止,我们只讨论了集中趋势指标,在金融学中,我们同样需要,离散趋势指标以衡量参数的变化程度

耶鲁公开课 - 金融市场课程节选