expected value
常见例句
- Depending on what the expected value is, that could be trillionths or it could be millions.
根據期望值不同,這個值可以是萬億分之一,也可以是數百萬。 - Since the expected value at the selected path in the filter condition is only decided during execution, it needs to be defined as a variable.
由於過濾條件中選定的路逕上的預期值是在執行時才確定的,因此需要將它定義爲一個變量。 - Good development governance practices enable organizations to determine the extent to which development investments deliver on their expected value.
好的開發治理實踐能夠讓組織決定開發投資對其預期值的交付程度。 - Even if the expected value is the same, they'd move around a lot.
即使股票的價格是一樣的,但是它們的價格經歷很多改變。
麻省理工公開課 - 計算機科學及編程導論課程節選 - Another important concept in probability theory that we will use a lot is expected value, the mean, or average-- those are all roughly interchangeable concepts.
概率論中另外一個常用的重要的概唸是,期望值或者也叫均值,這兩個概唸可以互換
耶魯公開課 - 金融市場課程節選 - Expected value is good and variance is bad because that's risk; that's uncertainty.
期望值越高越好,方差就相反,因爲方差代表著風險,也就是不確定性
耶魯公開課 - 金融市場課程節選 - No other large cap stock comes close to positive expected value on any form of investment — direct stock purchase, options, combinations.
FORBES: Is Apple's Stock Really As Cheap As They Say? - But how much this would cheer the industry would depend on the price: it would be cold comfort if the price just balanced the expected value of future profits.
ECONOMIST: The Tote - The top 10 hottest neighborhoods are based on expected home value appreciation, and the 10 neighborhoods expected to show the least home value appreciation.
FORBES: The 25 Hottest Neighborhoods for 2013 返回 expected value