pearson相关
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| pearson相关 [2024/04/09 05:28] – 2104龚文滕 | pearson相关 [2024/04/12 16:23] (当前版本) – [Pearson correlation analysis] zwz | ||
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| - 数据中的分数范围对相关有非常大的影响 | - 数据中的分数范围对相关有非常大的影响 | ||
| - 非常值会对相关系数产生非常大的影响 | - 非常值会对相关系数产生非常大的影响 | ||
| - | - 解释关系强度应考虑 | + | - 解释关系强度应考虑 |
| * r＞0.7高度相关； | * r＞0.7高度相关； | ||
| * 0.5＜r＜0.7中度相关； | * 0.5＜r＜0.7中度相关； | ||
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| * | * | ||
| * {{: | * {{: | ||
| + | |||
| + | |||
| + | ---- | ||
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| + | **3.Calculating SP ( compared with SS)** | ||
| + | * {{: | ||
| + | |||
| + | ---- | ||
| + | |||
| + | **4.Interpretation of Pearson' | ||
| + | - correlation≠causal relationship | ||
| + | - The range of scores in the data has a very large impact on the correlation. | ||
| + | - Extraordinary values can have a very large effect on the correlation coefficient | ||
| + | - Interpretation of the strength of the relationship should take into account r², not just r. | ||
| + | * r＞0.7 is highly correlated； | ||
| + | * 0.5＜r＜0.7 is moderately correlated； | ||
| + | * The correlation is only statistically significant for r > 0.3. | ||
| + | |||
pearson相关.1712640519.txt.gz · 最后更改: 2024/04/09 05:28 由 2104龚文滕