random sampling

常见例句

雙語例句

• Methods:The peasant-workers were random-sampling surveyed by SCL-90 and SWLS.
  方法：採用SCL-90量表和SWLS量表進行隨機抽樣調查。
• Methods Using the same protocol and questionnaire, performing cluster-random-sampling survey for the population aged over 40 years in Liwang district of Guangzhou.
  方法採用統一調查表格，以整群隨機抽樣方法，調查年齡在40嵗以上的人群，竝進行肺通氣功能檢測。
• By using the simple random-sampling method, this paper researches on the influence of the mark plants before the entry point of superhighway's ramp on the responding time of the driver.
  採用簡單隨機取樣法，研究了高速公路匝道入口前的標志植物對駕駛員反應時間的影響。

權威例句

• MessageLabs, the email-filtering company that Symantec acquired in 2008, posted a set of word maps today measuring the frequency of terms in spam emails from a random one-week sampling of junk mail pulled from the most prolific spam-spewing botnets.
  FORBES: The Most Common Words In Spam Email
• Public-health officials already conduct random sampling, so getting the participants to name a few friends too should not be onerous.
  ECONOMIST: Epidemiology: Infectious personalities The
• What if you could perform fraud-detection analytics across all of your transactions in real time, instead of across just a random sampling of only a few percent of all those transactions?
  FORBES: The Biggest Big-Data Opportunities: How to Choose the Right One
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