All results were expressed as means±standard deviation.
实验数据以均值±标准差表示。
参考来源 - 十全大补汤对阿尔茨海默病中小胶质细胞作用的实验研究05% and the relative standard deviation is 0. 077% .
采用新的测定方法测定萘的燃烧热,测定结果的相对误差为0.05%,相对标准偏差为0.077%。
参考来源 - 有机物燃烧热测定方法的改进The implemetation of portfolio insurance strategy can obtain the highest of the excess yield of the fund’s standard deviation.
对于股票型基金来说实施投资组合保险策略获得的基金份额标准差的超额收益率是最高的。
参考来源 - 基于基金配置策略的基金业绩研究The results state that Web Services using buffering technology and lifecycle management have got a better performance and reliability than Axis according to the aspects of throughput, average response time and standard deviation.
结果表明使用了缓冲技术和生命周期管理的Web服务管理框架在吞吐量、平均响应时间和标准偏差值等主要性能指标上都较Axis有明显的改进。
参考来源 - Web服务管理框架的设计与实现Then, change the two markets’price of standard deviation and mean, check the distribution ratio’s data changes.
然后,分别改变两市场电价的标准方差和均值,来看分配比的数据变化情况。
参考来源 - 电力市场配电侧购电分配问题的研究及其风险分析·2,447,543篇论文数据,部分数据来源于NoteExpress
N a measure of dispersion obtained by extracting the square root of the mean of the squared deviations of the observed values from their mean in a frequency distribution 标准偏差 [statistics]
You can't think out a number to describe the twenty-five standard deviation event; it's just too large a number for any of us to comprehend.
你无法想出一个数字来描述25个标准差事件;这个数字太大了,我们任何人都无法理解。
The Six Sigma Black Belt should be able to compute the mean and standard deviation from a grouped frequency distribution.
六西格玛黑带应该能够计算出一个分组发生频次分布数据的均值和标准偏差。
What's the deal with standard deviation?
标准偏差又是怎么回事呢?
That's got the lowest possible standard deviation of expected return and that's 25% stocks and 75% bonds with this sample period.
这个组合预期回报的标准差最小,在这一点上,投资组合,由25%的股票和75%的债券构成。
It shows the standard deviation of the return on the portfolio as a function of the expected return on the portfolio.
它是投资组合的收益标准差,关于预期收益率的函数图像。
7% 77% is class average and the standard deviation was 17% so you can see where things lie. 50% is a pass.
7是平均水平,标准偏差是%,这就是事情所在,50%就及格。
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