【单选题】在单因子方差分析中,因子A有3个水平,每个水平下各做4次重复试验,已算得因子 A的平方和SA=42,总平方和ST=69,则误差平方和Se=( )。
【单选题】在单因子方差分析中,因子A有3个水平,每个水平下各做4次试验,现已算得
【多选题】在单因子方差分析中,因子A有3个水平,每个水平下各重复5次试验,现已求得每个水平下试验结果的和为7.5,10.5,6.0,则( )。
【简答题】The Internet has (1)_________ the way people interact with one another. Communication (2)_______ cities, states, and countries has never been easier, and an average person can instantly connect with f...
【单选题】在单因子方差分析中,因子A有3个水平,每个水平下各做4次重复试验,已算
【单选题】在单因子方差分析中,因子A有4个水平,每个水平下各重复试验5次,则误差平方和的自由度为( )。
【简答题】The Internet has (1)_________ the way people interact with one another. Communication (2)_______ cities, states, and countries has never been easier, and an average person can instantly connect with f...