摘要
讨论统计学中的线性相关系数和非线性相关系数,寻找其共性.对比研究与信息再利用.得到一个相关系数的通用公式.该公式适合于统计学中的各种数据处理.
To study the linear correlation coefficient and nonlinear correlation coefficient in statistics and find general character. To contrast the linear correlation coefficient with the nonlinear correlation coefficient in statistics and based information reused. A commonly used correlation coefficient is given. The commonly used correlation coefficient is suitable for all data analysis in statistics.
出处
《数学的实践与认识》
CSCD
北大核心
2009年第19期102-107,共6页
Mathematics in Practice and Theory
基金
重庆医科大学科技基金(NSFYY200722)
关键词
相关系数
线性相关
非线性相关
correlation coefficient
linear correlation
nonlinear correlation
