如果两样本的相关系数r1=r2,那么()。A、回归系数b1=b2B、t统计量tr1=tr2C、两样本的决定系数相等D、t统计量tb1=tb2

如果两样本的相关系数r1=r2,那么()。

  • A、回归系数b1=b2
  • B、t统计量tr1=tr2
  • C、两样本的决定系数相等
  • D、t统计量tb1=tb2

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