二因素随机区组试验的方差分析中总变异的平方和与自由度可以细分成（）部分。

A . A B . B C . C D . D E . E

A .https://assets.asklib.com/psource/2015092012014791884.jpg

A . ['https://assets.asklib.com/psource/2016100916340183643.gif B .https://assets.asklib.com/psource/201610091634076271.gif C .https://assets.asklib.com/psource/2016100916341165869.gif D .https://assets.asklib.com/psource/201610091634159974.gif E .https://assets.asklib.com/psource/2016100916341938197.gif

A . DFe-1 B . Dfe+1 C . Dfe D . Dfe-2

A . 组间变异和组内变异 B . 区组变异和组间变异 C . 区组变异和组内变异 D . 处理组间变异和误差变异 E . 处理组间变异、区组间变异和误差变异

A . 组间变异和组内变异 B . 区组变异和组间变异 C . 区组变异和组内变异 D . 处理组间变异和误差变异 E . 处理组间变异、区组间变异和误差变异

A . ['https://assets.asklib.com/psource/2015092509042477826.jpg B .https://assets.asklib.com/psource/2015092509042947340.jpg C .https://assets.asklib.com/psource/2015092509043314675.jpg D .https://assets.asklib.com/psource/2015092509043833788.jpg E .https://assets.asklib.com/psource/2015092509044356633.jpg

A . 正确 B . 错误

A . A B . B C . C D . D E . E