Meteorological data mainly include the average wind speed, mean wind direction, wind standard deviation, average temperature, atmospheric pressure, rainfall, atmospheric stability parameters.

气象数据主要包含平均风速、平均风向、风向标准差、平均温度、大气压、降雨量、大气稳定度等参数。

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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。

麻省理工公开课 - 固态化学导论课程节选

And when we're talking about the amplitude of the wave, we're talking about the deviation from that average level. So, if we define the average level as zero, you can have either a positive amplitude or a negative amplitude.

当我们讨论一个波的振幅时,我们说的是偏离平均位置的量,如果我们把平均位置,定义为零的话，那幅值不是,正的就是负的，有时候人们在。

麻省理工公开课 - 化学原理课程节选

Bearish sentiment is back to being more than one standard deviation above average, making it unusually high, but not extraordinarily so.

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Bullish sentiment is just slightly above one standard deviation from the historical average and bearish sentiment is within one standard deviation.

FORBES: Why Is Bullish Sentiment Near Two And A Half Year High?

There have been just 50 occasions since 1973 when this ratio was greater than one standard deviation from that average, as it is now.

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