systematic random sampling
常见例句
- The recommended sample size for a systematic random sampling is 500 children.
系統隨機抽樣的推薦樣本大小是500名兒童。 - METHODS Adopting multistage systematic random sampling, a total of 250 residents aged 15-69 years from 250 families in 5 towns was randomly interviewed.
方法採用多堦段系統隨機抽樣方法,抽取蕭山區5個鎮250戶15~69嵗的常住居民進行入戶調查。 - Methods A questionnaire survey was conducted by systematic random sampling from 732 residents of new community and 512 residents of old community with need of health education.
方法採用整群隨機抽樣方法,對新城區732名居民和舊城區5 12名居民採用自填式問卷的方法調查新舊城區居民的健康教育需求。 返回 systematic random sampling