validity

简明释义

英[vəˈlɪdəti]美[vəˈlɪdəti]

n. （法律上的）有效，合法，认可；真实性，正确性

英英释义

单词用法

同义词

反义词

例句

1.And we will be looking at why validity is important.

我们会看为什么有效性很重要。

2.We had doubts about the validity of their argument.

我们对他们的论点的正确性有过怀疑。

3.All other fields are tested for validity.

所有其他字段都需要验证。

4.Some people, of course, denied the validity of any such claim.

当然，一些人否认任何此类说法的可信性。

5.The mainly influential factors to the construct validity of assessment center are dimension, exercise, assessor, assessee and rating method.

影响评价中心结构效度的因素主要有测评维度、测评情景、测评师、测评对象和评分方法。

6.The question is not regarding the validity of speciation.

这个问题与物种形成论的正确性无关。

7.And we will be looking at why validity is important.

我们会看为什么有效性很重要。

8.So people got really excited about the validity of this thing and finding the missing object between Mars and Jupiter.

因此，人们对这一数值的准确性和找到火星和木星之间缺失的天体都感到非常兴奋。

9.To ensure the validity of the survey results, we need a larger sample size.

为了确保调查结果的有效性，我们需要更大的样本量。

10.The lawyer questioned the validity of the evidence presented in court.

律师质疑在法庭上提出的证据的有效性。

11.The validity of the contract was questioned after the company went bankrupt.

在公司破产后，合同的有效性受到质疑。

12.The validity of the research findings was confirmed by multiple studies.

多项研究确认了研究结果的有效性。

13.He had to renew his passport to maintain its validity.

他必须更新护照以保持其有效性。

作文

In the realm of academic research and critical thinking, the concept of validity is paramount. It refers to the extent to which a test, measurement, or study accurately reflects what it is intended to measure. For instance, if a researcher develops a questionnaire to assess students' attitudes towards mathematics, the validity of that questionnaire is crucial in determining whether it truly captures the students' feelings about the subject. If the questions are poorly designed or irrelevant, the results may be misleading, leading to incorrect conclusions about students' attitudes. Understanding validity involves recognizing its different types: content validity, construct validity, and criterion-related validity. Content validity ensures that the measurement covers the entire range of the concept being studied. For example, a math test with only geometry questions would lack content validity if it aims to assess overall mathematical ability. Construct validity, on the other hand, examines whether the test truly measures the theoretical construct it claims to measure. This type of validity is essential for psychological tests, where the constructs—such as intelligence or personality—are abstract and cannot be directly observed. Researchers must provide evidence that their tests correlate with other measures that they should theoretically relate to. Lastly, criterion-related validity evaluates how well one measure predicts an outcome based on another measure. For instance, if a new standardized test for college readiness correlates highly with existing tests, it demonstrates strong criterion-related validity. In educational settings, ensuring the validity of assessments is crucial for making informed decisions about student placement and curriculum development.In everyday life, the concept of validity extends beyond academics. For example, when we consider the validity of a claim made in a news article, we assess its truthfulness based on evidence and sources. A news report that lacks credible sources or presents biased information may have low validity, leading readers to question its reliability. Similarly, in legal contexts, the validity of evidence presented in court can determine the outcome of a case. Evidence must be relevant, reliable, and legally obtained to be considered valid in judicial proceedings.Moreover, the validity of arguments in debates and discussions is vital for constructive dialogue. When individuals present their viewpoints, they must support them with logical reasoning and factual evidence. An argument lacking validity may fall flat, failing to persuade others and potentially leading to misunderstandings or conflicts.In conclusion, validity is a multifaceted concept that plays a critical role in various fields, from academic research to everyday decision-making. Understanding its importance helps us evaluate the reliability of information, make informed choices, and engage in meaningful discussions. As we navigate an increasingly complex world filled with information, recognizing the significance of validity will empower us to discern fact from fiction and promote critical thinking in ourselves and others.

在学术研究和批判性思维的领域中，validity 的概念至关重要。它指的是一个测试、测量或研究准确反映其所意图测量内容的程度。例如，如果研究者开发了一份问卷来评估学生对数学的态度，那么该问卷的 validity 对于确定其是否真正捕捉到学生对该科目的感受至关重要。如果问题设计不当或无关紧要，结果可能会产生误导，从而导致对学生态度的不正确结论。理解 validity 涉及到认识其不同类型：内容有效性、构念有效性和标准相关有效性。内容有效性确保测量覆盖被研究概念的整个范围。例如，如果一项数学测试仅包含几何问题，而其目的是评估整体数学能力，则该测试将缺乏内容 validity。另一方面，构念有效性考察测试是否真正测量其声称测量的理论构念。这种类型的 validity 对心理测试至关重要，因为构念（如智力或个性）是抽象的，无法直接观察。研究者必须提供证据，表明他们的测试与其他理论上应相关的测量之间存在关联。最后，标准相关有效性评估一种测量在多大程度上基于另一种测量预测结果。例如，如果一项新的大学入学准备标准化测试与现有测试高度相关，则表明其具有强标准相关 validity。在教育环境中，确保评估的 validity 对于做出有关学生安置和课程开发的明智决策至关重要。在日常生活中，validity 的概念超越了学术界。例如，当我们考虑新闻文章中所做声明的 validity 时，我们根据证据和来源来评估其真实性。一篇缺乏可信来源或呈现偏见信息的新闻报道，其 validity 可能较低，导致读者质疑其可靠性。同样，在法律背景下，法庭上提出的证据的 validity 可以决定案件的结果。证据必须与案件相关、可靠且合法获得，才能在司法程序中被视为有效。此外，辩论和讨论中论点的 validity 对于建设性对话至关重要。当个人提出观点时，他们必须用逻辑推理和事实证据来支持这些观点。缺乏 validity 的论点可能会失败，无法说服他人，并可能导致误解或冲突。总之，validity 是一个多面向的概念，在各个领域发挥着关键作用，从学术研究到日常决策。理解其重要性有助于我们评估信息的可靠性，做出明智的选择，并参与有意义的讨论。随着我们在信息日益复杂的世界中导航，认识到 validity 的重要性将使我们能够辨别事实与虚构，并促进自身及他人的批判性思维。