“组内均方和交叉乘积矩阵”概念、定义、翻译-科学时代

单词	组内均方和交叉乘积矩阵
释义	统计学词汇手册 within-group matrix of sums of squares and cross-products 组内均方和交叉乘积矩阵
随便看	year-end closing year-end dividend year-end examination year-end report year-end report year-end report year-end reward year-end salary year-end stock year-end summarization year-end thesis year-end variance year-end weather summary year group yearling yearling yearling yearling yearling yearling yearling (bond) yearling bond yearlong grazing yearlong rangeland yearly

科学时代收录了1160609条科普词条，基本涵盖了常见科普常识及英语词汇的翻译，是科学学习和研究的有利工具。

within-group matrix of sums of squares and cross-products