The results of the test data indicate that the prediction system is reliable and the root of mean square error is about 15%.

对测试数据的预测结果表明，该预测系统能够可靠工作，预测结果的均方根误差在15%左右。

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The results of the test data indicate that the prediction system is reliable and the root of mean square error (RMSE) is about 15%.

对测试数据的预测 结果表明，该预测系统能够可靠工作，预测结果的均方根 误差在 15%左右。

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The results show that, the natural frequency, dynamic amplification factor and acceleration root of mean square of seat suspension will decrease with the increase of proportional valve input voltage.

研究结果表明，座椅悬架的固有频率、位移传递率及加速度均方根值均随比例阀输入电压的增大而减小；

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What we want to do now is compute the mean and variance of the portfolio-- or the mean and standard deviation, since standard deviation is the square root of the variance-- for different combinations of the portfolios.

我们现在要做的是,计算这个投资组合的均值和方差-,或者均值和标准差，因为标准差的平方就等于方差-,这对任何投资组合都是一样的。

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