点二列相关
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| 点二列相关 [2023/04/06 07:30] – 创建 空白不灭 | 点二列相关 [2024/04/14 09:51] (当前版本) – caomingsu | ||
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| - | ====== 点二列相关 ====== | + | ====== 点二列相关 |
| + | **点二列相关的适用情况**Application of point biserial correlation:\\ | ||
| + | - 一列为正态等距变量 | ||
| + | One column is a normal equidistant variable\\ | ||
| + | - 另一列为二分命名变量 | ||
| + | The other column is a dichotomous named variable\\ | ||
| + | - 常用于试卷的信度分析 | ||
| + | Often used in reliability analysis of test papers\\ | ||
| + | ---- | ||
| + | |||
| + | **点二列相关的公式**Formulas for point biserial correlation:\\ | ||
| + | {{ :: | ||
| + | |||
| + | ---- | ||
| + | |||
| + | **r< | ||
| + | {{ :: | ||
| + | 其中n< | ||
| + | Where n< | ||
点二列相关.1680766206.txt.gz · 最后更改: 2023/04/06 07:30 由 空白不灭