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如果估计标准误差Syx=0,则表明()。

  • A、全部观察值和回归值都不相等
  • B、回归直线代表性小
  • C、全部观测值与回归值的离差之积为0
  • D、全部观察值都落在回归直线上

参考答案

更多 “如果估计标准误差Syx=0,则表明()。A、全部观察值和回归值都不相等B、回归直线代表性小C、全部观测值与回归值的离差之积为0D、全部观察值都落在回归直线上” 相关考题
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