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Do You Know a Measurement Scale?

Views:151     Author:Site Editor     Publish Time: 2021-02-25      Origin:Site

 

Measurement scale in research and statistics can define variables and group them into different categories. It is sometimes called the metric level, which describes the nature of the values assigned to the variables in the data set. The term "scale" is derived from two keywords in statistics-measurement and scale. Measurement is the process of recording observations collected as part of a study. For accurate results, we'd better use digital weighing balances or accurate digital scales. On the other hand, scaling is the assignment of objects to numbers or semantics. The combination of these two words refers to the relationship between the assigned object and the recorded observation.

 

79-2 multifunction digital kitchen scale

 

What is a Measurement Scale?


Metrics are used to limit or quantify data variables in statistical data, which determines the types of techniques used for statistical analysis. There are different types of metrics. The type of data collected determines the type of metric used for measurement scales, namely: nominal scale, ordinal scale, interval scale and ratio scale. The measurement scale is used to measure qualitative and quantitative data. Generally, nominal and ordered scales are used to measure qualitative data, while interval and proportional scales are used to measure quantitative data. In the laboratory, we often use lab internal electronic analytical balances and lab analytical balances to cooperate with us in data analysis.

 

 

Features of Measuring Scales


Identity

Identity refers to assigning a number to the value of each variable in the data set. When we consider a questionnaire, which requires the gender of the respondent, such as male and female. The values 1 and 2 can be assigned to Male and Female respectively. It is not possible to perform arithmetic operations on these values because they are only used for identification purposes, which is a characteristic of nominal size.

 

Size

The order of magnitude is the size of the metric, where the numbers (identification) have an inherent order from smallest to largest. They are usually displayed in ascending or descending order on the scale. For example, the position in the game is arranged from first, second, third to smallest. Generally, we use this example to measure on an ordinal scale, because it has both an identity and a size. At the same time, there is no equal interval difference at each position. In the game, the first place can complete the game in 18 seconds, the second place can complete the game in 19.1 seconds, and the third place can complete the game in 25.4 seconds.

 

Equally Spaced

Equal interval means that the ruler has a standardized order. In other words, the difference between each level on the scale is the same. Equal intervals have the same identity, and variables of size and equal interval are measured on an interval scale.

 

Absolute Zero

Absolute zero is a unique function of the ratio scale, which means that there is zero on the scale. At the same time, absolute zero is defined by the absence of variables to be measured. There is also the concept of zeroing on scales, especially the food calorie scale and digital weighing scale for baking. Zeroing allows us to perform the next step of weighing more conveniently.

 

 

79-1 food calorie scale


Data Measurement Level

The measurement level of a given data set is determined by the relationship between the values assigned to the attributes of the data variables. For example, the relationship between the values assigned to variable attributes is "identity", which is exemplified by the nominal ratio. By understanding the different levels of data measurement, researchers can choose the best statistical analysis method. Just like we use multifunction digital kitchen scales or glass platform kitchen scales to weigh our food for better distribution. We divide the data measurement into four levels: nominal, order, interval, and ratio scale.

 

 

In short, measurement scales refer to the various measures used to quantify the variables used by researchers when performing data analysis, which is an important aspect of research and statistics. Because the level of data measurement determines the data analysis technology to be used. Furi Scale has the most professional attitude and sophisticated equipment. Whether it's an industrial shipping scale or a digital weighing machine for laboratory, you can get it if you want.


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