band of error

简明释义

船位误差带位置线两侧)船位误差带

英英释义

例句

1.When conducting polls, researchers often report a band of error 误差范围 to indicate reliability.

在进行民意调查时，研究人员通常报告误差范围以指示可靠性。

2.In scientific experiments, it's crucial to account for the band of error 误差范围 in your measurements.

在科学实验中，考虑测量的误差范围是至关重要的。

3.The GPS device has a band of error 误差范围 of about 10 meters.

GPS设备的误差范围约为10米。

4.The survey results showed a band of error 误差范围 of plus or minus 3%.

调查结果显示，误差范围为正负3%。

5.The company's profit estimate has a band of error 误差范围 that could affect stock prices.

公司的利润估计有一个可能影响股票价格的误差范围。

作文

In the field of statistics and data analysis, understanding the concept of a band of error is crucial for interpreting results accurately. A band of error refers to the range within which we expect the true value of a measurement or estimate to fall, considering the inherent uncertainties and variations that can occur in any data collection process. This concept is particularly important when conducting surveys, experiments, or any form of quantitative research. When researchers collect data, they often rely on samples rather than entire populations due to practical constraints. The sample may not perfectly represent the population, leading to potential discrepancies in the results. This is where the band of error comes into play. It provides a framework for understanding how much confidence we can have in the results obtained from a sample. For example, suppose a political poll indicates that 60% of voters support a particular candidate, with a band of error of ±3%. This means that while the poll suggests 60% support, the actual support could reasonably be anywhere between 57% and 63%. Without acknowledging the band of error, one might mistakenly assume that the 60% figure is definitive, potentially leading to misguided conclusions about the election outcome. Furthermore, the size of the band of error can be influenced by various factors, including sample size, variability within the population, and the methodology used for data collection. Generally, larger sample sizes tend to yield smaller bands of error, as they provide a more accurate representation of the population. Conversely, smaller samples can lead to larger bands of error, indicating greater uncertainty in the results. Understanding the implications of the band of error is essential not just for researchers but also for consumers of information. In an age where data is ubiquitous, individuals must be equipped to critically evaluate the findings presented to them. For instance, news articles often cite statistics from studies, yet they may fail to mention the band of error, which can significantly alter the interpretation of the data. In conclusion, the band of error is a fundamental concept that aids in the interpretation of statistical data. It serves as a reminder that all measurements come with a degree of uncertainty, and recognizing this uncertainty is vital for making informed decisions based on data. As we continue to navigate a world increasingly driven by data, understanding concepts like the band of error will empower us to engage with information more thoughtfully and critically.

在统计和数据分析领域，理解误差范围的概念对于准确解读结果至关重要。误差范围是指我们期望测量或估计的真实值落入的范围，考虑到在任何数据收集过程中可能发生的固有不确定性和变异性。这个概念在进行调查、实验或任何形式的定量研究时尤为重要。当研究人员收集数据时，由于实际限制，他们通常依赖样本而不是整个群体。样本可能无法完美代表总体，从而导致结果中可能存在差异。这就是误差范围发挥作用的地方。它提供了一个框架，用于理解我们对从样本获得的结果的信心程度。例如，假设一项政治民调显示60%的选民支持某位候选人，误差范围为±3%。这意味着虽然民调表明60%的支持，但实际支持可能合理地在57%到63%之间。如果不承认误差范围，人们可能会错误地认为60%的数字是确定的，这可能导致对选举结果的误导性结论。此外，误差范围的大小可能受到多种因素的影响，包括样本大小、总体内的变异性以及用于数据收集的方法。通常，较大的样本规模往往会产生较小的误差范围，因为它们提供了对总体更准确的表示。相反，较小的样本可能导致较大的误差范围，这表明结果的不确定性更大。理解误差范围的影响不仅对研究人员至关重要，对信息的消费者同样重要。在一个数据无处不在的时代，个人必须具备批判性评估所呈现结果的能力。例如，新闻文章经常引用研究中的统计数据，但它们可能未能提及误差范围，而这可能会显著改变对数据的解读。总之，误差范围是一个基本概念，有助于解释统计数据。它提醒我们所有测量都伴随着一定程度的不确定性，认识到这种不确定性对于基于数据做出明智决策至关重要。随着我们继续在一个越来越依赖数据的世界中导航，理解像误差范围这样的概念将使我们能够更有思想和批判性地参与信息。