【简答题】![](https://cos-cdn.shuashuati.com/shuashuati-web/2024-0521-0905-00/logo-new-ad743.png)
试述因子分析与主成分分析的联系与区别。
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参考答案:
![](https://cos-cdn.shuashuati.com/shuashuati-web/2024-0521-0905-00/logo-new-ad743.png)
【单选题】在主成分分析中,对原始数据作标准化处理后得到其相关系数矩阵的特征值及特征向量如下表所示: 4.9154 (0.4314, 0.4067, 0.3872, 0.4191, 0.3539, -0.1778, -0.3138, 0.2602) 1.2435 (-0.0521,-0.3403,0.0257,-0.3145,0.0687,-0.7200,0.0066,0.5087) 0.7743 (-0.2...
【单选题】在主成分分析中,对原始数据作标准化处理后得到其相关系数矩阵的特征值及特征向量如下表所示: 4.9154 (0.4314, 0.4067, 0.3872, 0.4191, 0.3539, -0.1778, -0.3138, 0.2602) 1.2435 (-0.0521,-0.3403,0.0257,-0.3145,0.0687,-0.7200,0.0066,0.5087) 0.7743 (-0.2...
参考解析:
![](https://cos-cdn.shuashuati.com/shuashuati-web/2024-0521-0905-00/logo-new-ad743.png)