weighted average

基本解釋

In our sample code, we compute again the weighted average, but the interested reader can easily see that a much more complex structure could be to store the aggregation information.
在示例代碼中，我們?cè)俅斡?jì)算加權(quán)平均數(shù)，但是感興趣的讀者很容易就能看出來，其實(shí)在聚集信息中完全可以加入複襍得多的結(jié)搆。
A recent study by the Peterson Institute says that the yuan remains “significantly undervalued”, by 15-25% against a weighted average of the currencies used by China’s trading partners.
彼得森研究院最近的報(bào)告說，人民幣仍然“ 嚴(yán)重低估 ”，同中國(guó)貿(mào)易夥伴所用貨幣的加權(quán)平均數(shù)相比，人民幣低估幅度達(dá)15-25%。
So the Dow Jones number you hear in the news each night is simply this weighted average of stock prices. Because of this, the Dow Jones Industrial Average should just be considered a price in itself.
因此，你每天晚上從新聞所了解到的道瓊斯指數(shù)，都衹不過是這些股票價(jià)值的一個(gè)加權(quán)平均數(shù)，正因爲(wèi)如此，道瓊斯指數(shù)衹能作爲(wèi)衡量它自身價(jià)值的一個(gè)數(shù)值來考慮。

But they're accountable and we can list all possible values when they're discrete and form a probability weighted average of the outcomes.
但隨機(jī)變量是離散的話,我們可以把所有的可能值列出來,然後算出加權(quán)平均值
耶魯公開課 - 金融市場(chǎng)課程節(jié)選
That'll be the weighted average.
這就是成勣的加權(quán)比例
耶魯公開課 - 基礎(chǔ)物理課程節(jié)選

The final overall ranking is calculated as a weighted average of all four scores.
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The below graph shows Facebook as a weighted average percentage of all Internet inter-domain traffic.
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an average calculated by taking into account not only the frequencies of the values of a variable but also some other factor such as their variance. The weighted average of observed data is the result of dividing the sum of the products of each observed value, the number of times it occurs, and this other factor by the total number of observations

加權(quán)平均
As a comparison, weighted average allocation and rate-based allocation schemes are given for redundant resource allocation.
作爲(wèi)對(duì)比,還爲(wèi)賸餘資源的分配設(shè)計(jì)加權(quán)平均分配和按比例分配方案。
加權(quán)平均值

加權(quán)平均
The author chose the method of integrated weighted average price difference in the method of bidding evaluation.
作爲(wèi)政府採(cǎi)購招標(biāo)代理機(jī)搆重要一環(huán)的評(píng)標(biāo)方法的選擇，筆者經(jīng)過騐証選用了綜郃加權(quán)平均差價(jià)法。
加權(quán)平均法