Hypothesis testClassical statistics
频率分析
频率分析是一种基础的描述性技术，它统计数据集中每个不同值或类别出现的次数。它生成绝对计数、相对百分比和累积频率，即时呈现观测值在不同类别中的分布情况。在应用推断性检验之前，它是探索分类变量或离散变量的自然第一步。
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来源
- Field, A. (2013). Discovering Statistics Using IBM SPSS Statistics (4th ed.). SAGE. ISBN: 978-1446249185
- Agresti, A. (2007). An Introduction to Categorical Data Analysis (2nd ed.). Wiley. ISBN: 978-0471226185
如何引用本页
ScholarGate. (2026, June 3). Frequency Analysis. ScholarGate. https://scholargate.app/zh/statistics/frequency-analysis
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