刘同学2020-02-29 21:34:48

A distribution of asset returns that has a significantly higher probability of obtaining large losses is described as: A Thin tailed B Asymmetrical C Fat tailed D Symmetrical 解析A distribution is left skewed when the distribution is asymmetrical and there is a higher probability of large negative returns than there is for large positive return 请问老师，视频解析说无法判断是否对称，文字答案又说是左偏，请您解释一下是否有偏？