多级抽样 meaning in Chinese
multi-stage sample
multistage sampling
nested sampling
Examples
- Multi stage sampling
多级抽样法 - Methods : 2807 subjects were randomly selected from four districts in anshan by multistage sampling method
方法采用多级抽样方法对鞍山市4个区共2807名居民过去1a中的伤害情况进行回顾性调查。