multivariate population

例句：

1. 1. The model uses a multivariate approach to predict outcomes.
   该模型采用多变量方法预测结果。
2. 2.The study found that the relationship between variables was multivariate.
   研究发现变量之间的关系是多变量的。
3. 3. In economics, multivariate analysis is used to study the impact of multiple factors on anoutcome.
   在经济学中，多变量分析用于研究多个因素对一个结果的影响。