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Quartile
01
四分位
a statistical measure that divides a dataset into four equal parts, representing points that indicate the distribution of the data
Example
Quartiles are particularly useful in statistics to summarize the position of values within a dataset.
Quartiles are often used in box-and-whisker plots to visually represent the distribution of a dataset.
The third quartile, Q3, marks the 75th percentile, showing the value below which 75 % of the data falls.
例
Quartiles are particularly useful in statistics to summarize the position of values within a dataset.
Quartiles are often used in box-and-whisker plots to visually represent the distribution of a dataset.
The third quartile, Q3, marks the 75th percentile, showing the value below which 75% of the data falls.
The first quartile, Q1, marks the 25th percentile of a dataset, indicating the value below which 25% of the data falls.
Q2, the second quartile, corresponds to the median, dividing the dataset into two equal halves.
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