【摘要】 文章从数学角度给出T检验、F检验、相关系数的显著性检验三者一致性证明;明确了决定系数和残差分析在诊断回归效果中的作用。利用三spss软件实例分析,使得一元线性回归问题中的几种检验间的关系及作用进一步明确。更多还原

【Abstract】 This study attempts to testify the coherence of T-test,F-test and Test of Significance of correlation coefficient from mathematical angle,which can confirm the role of residual analysis in regression diagnosis.Our research further clarifies the relationship between these several tests and their roles in simple linear regression,using Excel software.更多还原