磷酸二铵与木浆相关性
9月21日磷酸二铵与木浆百日移动相关系数为-0.594
https://www.100ppi.com 2015-09-21生意社
9月21日磷酸二铵与木浆百日移动相关系数r100为-0.594，大于其自2013-04-01年起的长期相关系数-0.715，较上周|r100|=0.561来看，磷酸二铵与木浆的相关程度在增加。
备注：
1、相关系数取值范围为[-1,1]，r>0表示正相关，r<0表示负相关，|r|表示变量之间相关程度的高低。通常|r|大于0.8时，认为两个变量有很强的线性相关性。
2、长期相关系数和r100，均未经显著性检验。
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