【weighted_standard_deviation】什么意思_英语weighted_standard_deviation的翻译_音标_读音_用法_例句_在线翻译

weighted standard deviation

加权标准差

加权标准差

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经济学

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In the first model users' generalized travel cost are assumed to be weighted sum of the standard deviation and the mean travel time, and users have perfect knowledge of the road network condition.

在第一种模型中，假定出行者的广义出行费用定义为平均行程时间和行程时间均方差的线性加权和，同时出行者能够正确认识自己的广义出行费用。

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更多双语例句

The 500 stocks that make money consistently each of the last four quarters are weighted based on their daily standard deviation over the last 180 trading days, compared to their average.

FORBES: Making Stock Volatility Work For The Long-Term Investor
Table 3 below provides a summary of the annualized standard deviation and returns for each asset class, the weighted average risk and return and the total portfolio risk and return from January 1979 through December 2009.

FORBES: Expert View

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