modified normal distribution

例句：

1. 1. Thedata was analyzed using a modified normal distribution to account for the non-normality of the population.
   数据使用修改后的正态分布进行分析，以考虑到人口的非正态性。
2. 2. The researchers used a modified normal distribution to model the relationship between variables.
   研究人员使用修改后的正态分布来建模变量之间的关系。
3. 3. The study found that the distribution of income across different regions is not strictly normal, indicating a need for a modifiednormal distribution.
   研究发现收入在不同地区之间的分布并非严格正态分布，表明需要一种修改过的正态分布。