descriptive-statistics-and-inferential-statistics-english
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| descriptive-statistics-and-inferential-statistics-english [2024/03/11 06:32] – 创建 limesty | descriptive-statistics-and-inferential-statistics-english [2024/03/11 06:33] (当前版本) – limesty | ||
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| =====Descriptive statistics===== | =====Descriptive statistics===== | ||
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| - | *Definition: | + | * Definition: Descriptive statistics refers to statistical methods used to organize, summarize, and simplify data, |
| - | *Common descriptive statistics methods include calculating **mean** and **standard deviation**. | + | * Common descriptive statistics methods include calculating **mean** and **standard deviation**. |
| - | *Descriptive statistics often use **graphs and tables** to dscribe statistics. | + | * Descriptive statistics often use **graphs and tables** to dscribe statistics. |
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| =====Inferential statistics===== | =====Inferential statistics===== | ||
| - | *Definition: | + | * Definition: Inferential statistics refers to the use of a series of mathematical methods to generalize the **results obtained from sample data** to the population where the sample is located. |
| - | *Due to limitations in practical conditions, it may not be possible to examine each individual in the population one by one in actual research, only **representative samples** can be used to infer the overall situation of the population. | + | * Due to limitations in practical conditions, it may not be possible to examine each individual in the population one by one in actual research, only **representative samples** can be used to infer the overall situation of the population. |
| - | *The key to conducting inferential statistics is to extract samples that are **as close as possible to the population** being studied, in order to minimize the **sampling error**. | + | * The key to conducting inferential statistics is to extract samples that are **as close as possible to the population** being studied, in order to minimize the **sampling error**. |
descriptive-statistics-and-inferential-statistics-english.1710138740.txt.gz · 最后更改: 2024/03/11 06:32 由 limesty