写论文头一次用统计软件，不是很明白，下面是格兰杰检验的结果，请各位老师帮忙分析一下，lnfdi和lnsitc7之间的因果关系，谢谢啦

Pairwise Granger Causality Tests
Date: 08/19/07 Time: 19:58
Sample: 1990 2006
Lags: 2

Null Hypothesis: Obs F-Statistic Probability

LNSITC7 does not Granger Cause LNFDI 15 3.59115 0.06677
LNFDI does not Granger Cause LNSITC7 6.99879 0.01256