英语释义

1. an average of the values of a set of items to each of which is accorded a weight indicative of its frequency or relative importance

片语

Weighted maximal average operator加权极大平均算子

weighted moving average[数] 加权移动平均数

weighted velocity average加权速率平均值

weighted arithmetic average price加权算术平均价格

weighted-average frequency加权平均频率

Weighted moving average method[统计]

weighted mean[数] 加权平均数

weighted sliding average加权滑动平均

Weighted moving average filter加权滑动平均滤波法

weighted harmonic average price加权调和平均价格

英汉例句

• created by the imf in 1969, and now based on the weighted average of the dollar, euro, yen and pound, the sdr was designed as a reserve currency but never took off.

  国际货币基金组织在1969年创建的特别提款权现在是基于美元、欧元、日元和英镑的加权平均值的，特别提款权本来是用于储备货币的但从来都没有开始过。

• the expected overall value of the estimate (e) is the weighted average

  期望的整体估计（e）值是加权平均值

• the euro (based on a weighted average of prices in member countries) is overvalued by 21% against the dollar; sterling is slightly undervalued; the japanese yen seems to be spot-on.

  根据欧盟成员国的加权平均值计算，欧元兑换美元的汇率被高估了21%，英国货币被轻微高估。日元似乎刚好合适。

• but they「re accountable and we can list all possible values when they」re discrete and form a probability weighted average of the outcomes.

  但随机变量是离散的话,我们可以把所有的可能值列出来,然后算出加权平均值

• but if the region has a strange shape or if a density is not homogeneous, if parts of it are heavier then you will get whatever the weighted average will be.

  但如果这区域的形状很特殊，或者密度不均匀，也就是某些部分比较重,那就需要求加权平均值。

• with a weighted average market value of aig and exxon mobil of $335 billion, this would lead to approximately a 9 p/e ratio for the portfolio, not the infinite p/e computed by standard & poor「s.

  而aig与埃克森.美孚的加权平均市值为3350亿美元，这样组合的大概市盈率为9倍，而不是标準普尔计算出的无限市盈率。

• the technical definition of variance is the random variable」s second central moment, the weighted average of the square of the differences from the expected value.

  3方差的专业定义是随机变量的二次中心矩，与期望值之差的平方的加权平均值。

• you basically take a weighted average of a pessimistic, expected, and optimistic estimate for the activity duration.

  你可以通过对最长的活动需时、预期的活动需时、最短的活动需时进行加权平均来估算活动需时。

• a weighted average of the maturities of the bonds in a portfolio, taking into account all mortgage prepayments, puts, and adjustable coupons.

  风险投资组合中的加权平均偿还期，考虑到所有提前偿付的抵押贷款、卖权和可调整债券。

• the 「trimmed-mean pce deflator」, calculated by the dallas fed, which excludes those prices that have risen and fallen the most before taking a weighted average of the rest, is up 2.4%.

  由达拉斯联储计算的「切尾均值个人消费品支出平减指数」上升了2.4%，该指数在做加权平均前，去除了上涨和下跌最多的那些价格。

• finally, there is the 「broad based weighted average adjustment,」 which not only includes the shares for the series a investor but also the options and warrants.

  最后是「无限加权平均调整」，这不仅包括首轮投资者的股份，还包括期权和认股权证。

• gm’s bankruptcy caused it to be removed from the dow jones industrial average, a weighted average of 30 stocks.

  通用汽车的破产导致其被道琼斯工业平均指数除名，道琼斯工业平均指数由30只股票价格的加权平均数构成。

• 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报告说，人民币仍然「严重低估 」，同中国贸易伙伴所用货币的加权平均数相比，人民币低估幅度达15-25%。

• in the following section, we will use as an example a function to compute the weighted average per group. the parameters for computeaggregate are

  下面一节通过例子说明如何用函数计算每一个分组的加权平均数。

• 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，你每天晚上从新闻所了解到的道琼斯指数，都只不过是这些股票价值的一个加权平均数，正因为如此，道琼斯指数只能作为衡量它自身价值的一个数值来考虑。

• at the very least it could serve as a useful benchmark showing how far any one currency had gotten out of line with the weighted average of the others.

  这一记账单位至少可作为有用于衡量任一国家货币与其他国家货币加权平均值偏离的程度的基準。

• the imf reckons that for g20 countries stimulus packages will add up to 1.5% of gdp in 2009 (calculated as a weighted average using purchasing power parity).

  imf预计在2009年，由g20国家所出台的财政刺激计划总额将占到gdp的1.5%（通过购买力平价指标对各国数据进行加权平均求得）。

• according to bloomberg, the weighted average maturity of all american public debt is now around five years.

  根据bloomberg的说法，现在美国公债的加权平均到期期限是5年左右。

• my methodology would weight the $45 billion earned by exxon mobil by 95 percent and the $99 billion loss of aig by 5 percent to obtain a weighted average earnings of $39 billion for the portfolio.

  我的方法是将埃克森.美孚的450亿美元收益折算95%，将aig990亿美元的损失折算5%，这样获得投资组合的加权平均收益为390亿美元。

• the index works by taking a weighted average of the price of imported iron and domestically produced iron ore to produce a composite number.

  这种指数通过对进口铁和国产铁矿石取以加权平均价格以此产生一个合成数。

• the real effective exchange rate is the weighted average of a country's currency relative to a basket of other major currencies adjusted for the effects of inflation.

  实际有效汇率是指剔除通货膨胀的影响，一国货币与一篮子其他主要货币的加权平均值。

• berkshire says the options have a weighted average remaining life of 14 years.

  伯克希尔公司表示，这些期权的加权平均剩余期限是14年。

• now, a less harsh approach is the 「narrow weighted average calculation.」

  现在一个不太严厉的途径是「有限加权平均计算」。

• it performed poorly in the year to the end of april; its funds declined by a weighted average of 7%.

  到了4月份仍然表现的非常不好。它的基金价值加权平均缩水7%。

• the intermediate result that is returned to db2 contains the usual counter (needed for the db2 max function) and the actual weighted average that we have so far for the current group.

  返回给db2的中间结果中包含着常用的计数器（db2max函数需要），以及当前分组到目前为止计算出来的实际加权平均数。