| 单词 | tetrachoric correlation |
| 释义 | tetrachoric correlation (extremely rare) n WORD FAMILY tetrachoric correlation n a correlation coefficient computed for two normally distributed variables that are both expressed as a dichotomy Syn|Hyper tetrachoric correlation coefficient coefficient of correlation, correlation, correlation coefficient a statistic representing how closely two variables co-vary; it can vary from -1 (perfect negative correlation) through 0 (no correlation) to +1 (perfect positive correlation) |
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