利克特尺度上的步骤是否相等距离? 对视觉模拟尺度的反应允许估计它们的距离
1Universidad Complutense, Madrid, Spain.
Educational and psychological measurement
|January 22, 2024
概括
利克特级别的步骤是不平等的. 本研究介绍了一种使用视觉模拟尺度 (VAS) 和物品响应理论的方法,以测量利克特响应选项之间的真实距离,揭示不平等的间隔.
科学领域:
- 心理测量 心理测量 心理测量
- 量化心理学 量化心理学
- 统计建模 统计建模
背景情况:
- 类似项被广泛使用,但它们的离散步骤可能不代表底层连续的等间隔.
- 这种对等间隔的假设对于准确的数据解释和分析至关重要.
- 传统的方法缺乏直接的方法来评估在利克特响应格式的间隔的平等性.
研究的目的:
- 开发和验证一种方法来估计Likert项目的连续步骤之间的距离.
- 通过物品响应理论来研究利克特尺度中等间隔的假设.
- 探索基于利克特的测量得分的含义.
主要方法:
- 使用物品响应理论,特别是持续响应模型 (CRM) 和分级响应模型 (GRM).
- 在利克特和视觉模拟尺度 (VAS) 格式中管理项目,以捕获连续响应数据.
- 建立了CRM和GRM参数之间的正式关系,以估计间隔边界.
主要成果:
- 通过模拟研究证明了通过模拟研究估计间隔距离的有效方法.
- 对人格尺度数据的实证分析证实了VAS和Likert格式之间的对应.
- 揭示了不同项目的连续利克特级别步骤之间的显著和可变不平等距离.
结论:
- 对于利克特尺度步骤的等间隔的假设经常被违反.
- 拟议的方法提供了一种定量方法来评估和理解利克特项的间隔属性.
- 这些发现对在研究和实践中准确评分和解释利克特比例数据具有重要意义.
相关概念视频
Ordinal Level of Measurement
23.7K
The way a set of data is measured is called its level of measurement. Correct statistical procedures depend on a researcher being familiar with levels of measurement. For analysis, data are classified into four levels of measurement—nominal, ordinal, interval, and ratio.
Data measured using an ordinal scale are similar to nominal scale data, but there is one major difference. The ordinal scale data can be ordered. An example of ordinal scale data is a list of the top five national parks...
Data measured using an ordinal scale are similar to nominal scale data, but there is one major difference. The ordinal scale data can be ordered. An example of ordinal scale data is a list of the top five national parks...
23.7K
Estimation of the Physical Quantities
4.3K
On many occasions, physicists, other scientists, and engineers need to make estimates of a particular quantity. These are sometimes referred to as guesstimates, order-of-magnitude approximations, back-of-the-envelope calculations, or Fermi calculations. The physicist Enrico Fermi was famous for his ability to estimate various kinds of data with surprising precision. Estimating does not mean guessing a number or a formula at random. Instead, estimation means using prior experience and sound...
4.3K
Ratio Level of Measurement
18.0K
The way a set of data is measured is called its level of measurement. Correct statistical procedures depend on a researcher being familiar with levels of measurement. For analysis, data are classified into four levels of measurement—nominal, ordinal, interval, and ratio.
A set of data measured using the ratio scale takes care of the ratio problem and provides complete information. Ratio scale data are like interval scale data, except they have a zero point and ratios can be calculated....
A set of data measured using the ratio scale takes care of the ratio problem and provides complete information. Ratio scale data are like interval scale data, except they have a zero point and ratios can be calculated....
18.0K
Interval Level of Measurement
14.9K
For effective statistical analysis, data are classified into four levels of measurement—nominal, ordinal, interval, and ratio.
Data measured using the interval scale are similar to ordinal level data because they have a definite arrangement. However, in the interval level of measurement, the differences between data values are meaningful even though the data does not have a starting point.
Temperature is measured using the interval scale. It is measurable data, and the difference between...
Data measured using the interval scale are similar to ordinal level data because they have a definite arrangement. However, in the interval level of measurement, the differences between data values are meaningful even though the data does not have a starting point.
Temperature is measured using the interval scale. It is measurable data, and the difference between...
14.9K
Differential Leveling
181
Differential leveling is a precise method in surveying used to determine the elevation difference between two points. Its primary goal is to establish accurate vertical measurements to create level surfaces or grade lines critical for designing and constructing infrastructures such as roads, bridges, and buildings.The procedure for differential leveling begins with setting up and leveling the instrument at a point where the benchmark can be seen. The level rod is held on the benchmark (BM), and...
181
Design Example: Measuring Distance Between Two Points with Obstructions
39
When measuring distances in areas with physical obstructions, such as a lake in a field, surveyors must employ techniques to calculate accurate lengths without direct line measurements. One effective method is the offset technique, which allows for precise distance estimation over inaccessible stretches.In this scenario, a surveyor must measure a side of an area that crosses a lake. Since the measuring tape cannot span the lake, the surveyor begins by establishing a baseline that aligns with...
39


