📅 最后修改于: 2022-03-11 15:00:23.808000 🧑 作者: Mango
A Z-score is a numerical measurement that describes a value's relationship to the mean of a group of values. Z-score is measured in terms of standard deviations from the mean. ... A Z-Score is a statistical measurement of a score's relationship to the mean in a group of scores.