There are usually three types of data.
1. Classified data is data that reflects the categories of things, such as gender, season, spring, summer, autumn and winter, and so on.
2. Sequential data are special classified data, such as grades, which are divided into excellent and poor. Goods can also be divided into first-class, second-class and third-class products according to quality, and an order arrangement can be provided.
3. Digital data is data expressed by numerical values, which can be used for mathematical operations. For example, the score is 60 points, 65 points, 100 points and so on. What is the height in centimeters and the weight in kilograms, etc.
As a result, it obviously belongs to a series of data. It can provide us with a learning reference, from which we can see the arrangement of this student's grades in the class. According to it, we can compare students in order. This is its statistical significance.
The achievement is Chinese vocabulary, pinyin chéng jì, and Chinese part of speech is a noun.
The original meaning of the old saying "Ji" is: twist hemp and cotton into thread, and the result is "made of cotton and linen thread" Later, with the metaphor quoted in various situations in ancient articles, it gradually has two meanings: one is "successful performance, effectiveness"; The other means "achievements and gains in work or study".
Achievement, in a broad sense, is the test result of a certain ability, and in a narrow sense, it refers to academic performance, that is, the score of the exam. Achievement is a result, which represents the past and is an overall evaluation of an activity in the past.