random variables

基本解释

• 隨機變量；隨機變數

英汉例句

雙語例句

• We often assume in finance that random variables, such as returns, are normally distributed.
  我們經常在金融學中假設隨機變量，比如廻報，是正態分佈的。
• Both cost and effort are random variables whose variances will reduce over the lifecycle of the project.
  成本和工作是隨機變量，需要在項目生命周期中減少它們的方差。
• This refers to random variables that have fat-tailed distributions--random variables that occasionally give you really big outcomes.
  這是指隨機變量有後尾分佈--那些能夠偶爾會給你帶來非常大的産出的隨機變量。

原聲例句

• This refers to random variables that have fat-tailed distributions-- random variables that occasionally give you really big outcomes.
  這就表示,服從長尾分佈的隨機變量,這些數據出現極耑值的概率比較大
  耶魯公開課 - 金融市場課程節選
• We have instead what's called a probability density when we have continuous random variables.
  所以我們用概率密度的概唸來描述,連續型隨機變量的情況
  耶魯公開課 - 金融市場課程節選
• We often assume in finance that random variables, such as returns,are normally distributed.
  金融學中我們常假設隨機變量,例如收益率,是服從正態分佈的
  耶魯公開課 - 金融市場課程節選

權威例句

• There are limits to what monetary policy can accomplish and to forecasting random variables like interest rates and asset prices.
  FORBES: The Fed's Incredible Rate Forecasting Hubris

• random variables更多例句

词组短语

短語

• random m variables 隨機變量
• Continuous random variables 連續型隨機變量;變量;隨機變數
• discrete random variables 離散型隨機變量;離散變量;離散隨機變數
• Bivariate Random Variables 二元隨機變數
• Independence of random variables 隨機變量的相互獨立性;隨機變量的獨立性

• random variables更多词组

专业释义

計算機科學技術

• 隨機變量

  The fixed-charged transportation problem with random variables is studied.
  研究了含隨機變量的固定費用的運輸問題，對運輸問題數學模型進行了描述，通過Steiner樹問題的轉換証明了該問題是NP難問題。

  交通運輸工程

• 隨機變量

  The variation of basic random variables is discussed and their statistic characteristics are determined.
  討論了隨機變量的變異性,確定了基本隨機變量的統計特征。

  電子、通信與自動控制技術

• 隨機變數