expected value

英 [ɪkˈspektɪd ˈvæljuː]

美 [ɪkˈspektɪd ˈvæljuː]

期望（预期）值

计算机化学

英英释义

noun

• the sum of the values of a random variable divided by the number of values
  Synonym:arithmetic meanfirst momentexpectation

双语例句

• ( statistics) approximating the statistical norm or average or expected value.
  （统计学）接近统计的标准、平均数或预期值的。
• I come from a math background, I believe in expected value.
  我自己是学数学的，所以很相信期望值。
• Besides, a set of survey data is analyzed in this method from the aspects of traditional "Expected Value Theory" and "Prospect Theory" correspondingly.
  从传统的期望效用理论和前景理论两个方面，对一份关于出行者路径选择的调查数据进行了分析；
• On an expected value basis, the obvious decision was to stick with finance.
  若按常人的观点，很显然，我应该坚持做我的金融。
• The measure of the difference between the mean value and some maximum expected value for a particular data reading.
  一个特定数据的读取中，对平均值与某种最大期望值之间的差的度量。
• This would be unfortunate, however, because$ 10m is already the expected value of the asset.
  但这可真令人遗憾，因为1000万美元已经是该资产的预期价值。
• Study and Application of DEA Model Based on the Expected Value
  基于期望值的DEA模型研究及应用
• If the start of the banner matches the expected value, the resource is considered to be online.
  如果横幅的开头与期望值匹配，则认为该资源已联机。
• Expected value of a probability distribution
  一种概率分布的期望值
• The expected value itself very rarely can help us.
  期望值本身很难帮助我们。