Many of his statements were at variance with the facts.
他的许多陈述都与事实相矛盾。
Of course, learning does vary a lot between individual students, but research reliably shows that this variance is far greater within populations of boys or girls than between the two sexes.
当然，不同学生的学习能力差异很大，但研究确实表明这种差异在男孩或女孩群体中要比在两性群体中大得多。
Non-constant error variance or heteroscedasticity.
非常量误差方差或异方差性。
Well if you're an investor, you don't like variance.
假如你是一个投资者，你不喜欢风险。
You'd have a higher expected return with no more variance.
你的预期收益率提高了，但风险没有增加。
Figure 3: Likelihood of completing a task within the variance interval.
图3：方差区间内完成任务的可能性。
The proportions of the variance explained by the models ranged from 21% to 28%.
由模型说明的方差比例范围为21%至28%。
A measure of risk removed, i.e., the reduction of variance of key project metrics.
去除的风险测量，即，减少关键项目度量标准的方差。
Supports the scenario of tracking the variance between sales quotas and actual sales.
支持跟踪销售配额和实际销售额的差异的情况。
By definition, project models are always somewhat at variance with the enterprise models.
在定义上，项目模型与企业模型总是存在一定程度的差异性。
Estimates will always have a variance, and the variance is proportional to the unknowns or risk.
估值总是有变化，且变化与未知数或风险成比例。
A small variance in schedule or budget starts to get bigger, especially early in the project.
进度或预算的偏差开始变大，尤其在项目早期的时候。
Suppose the estimated duration of a task is 3 months, and the variance of the estimate is 1 month.
假设估算的任务持续时间是3个月，并且估计的方差是1 个月。
The variance of a random variable measures how far from the expected value its values typically are.
随机变量的方差衡量随机变量值与期望值偏离的程度。
Unfortunately, there is great variance in the implementation of XMLHttpRequest across browsers.
不幸的是，XMLHttpRequest在不同的浏览器中有很多不同的实现。
The typical variance of software projects, in terms of plans versus actuals, is thus very large.
因此，软件项目在计划和实际之间存在很大的不一致性。
Hence, the variance diminishes over time due to collaborative interaction on new knowledge acquisition.
因此，由于在新知识的获取方面进行合作交流，方差随着时间减少了。
It has also been proven that the productivity of individual software developers has very large variance.
已经被证明的是，单一个体的软件开发者的生产力之间的差异非常巨大。
Note that severity of risk is directly related to the variance in the estimation of a project's parameters.
注意到风险的严重程度直接关系到项目参数的估计中的方差。
Whereas those who were unrelated produced a wide range of answers, showing greater statistical variance.
而那些没有血缘关系的人所做的回答则五花八门，统计出的结果更为多样化。
You can use it to turn your variance measurement into a standard deviation measurement, as shown in Listing 8.
您可以利用此函数将您的样本方差计算转换为样本标准差计算，如清单8所示。
Consumer data are expensive and can at most predict a quarter of the variance in voting preferences, he reckons.
据他估计，消费者数据不但价格高昂，并且最多只能预测选举取向中的四分之一的变动情况。
Note that a guiding principle for choosing metrics is how they will affect a specific project parameter's variance.
注意选择度量标准的指导原则是它们怎样影响具体项目参数的方差。
The new individual will, in theory, be as fit as the parents, plus or minus a small variance caused by the mutation.
理论上说来，新的个体是和双亲一样适应的，由于变异或增或减会有些微小的变化。
The period of time for the shortest intervals is not set but is derived by the variance of the free memory statistics.
没有设置最短的时间间隔，而是通过可用内存统计信息的变化得出。
Their results tend to have very high variance, which can be reduced only by large training sets and very static data.
它们的结果往往变动很大，只有通过大量的学习集和非常静态的数据，才能使结果稳定下来。
Figure 3: Risk, which greatly contributes to variance and unpredictability, is reduced over time in an iterative project.
图3：风险，主要代表了变化性和不可预测性，在项目的迭代中随着时间而降低。
Figure 3: Risk, which greatly contributes to variance and unpredictability, is reduced over time in an iterative project.
图3：风险，主要代表了变化性和不可预测性，在项目的迭代中随着时间而降低。
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