[img]file:///C:\Users\Administrator\Documents\Tencent Files\815253872\Image\C2C\F25UM[X$A%ZKZ5DP649]PGY.png[/img][img=0,1]file:///C:\Users\Administrator\Documents\Tencent Files\815253872\Image\C2C\F25UM[X$A%ZKZ5DP649]PGY.png[/img][img=0,1]file:///C:\Users\Administrator\Documents\Tencent Files\815253872\Image\C2C\F25UM[X$A%ZKZ5DP649]PGY.png[/img]
![F25UM[X$A%ZKZ5DP649]PGY.png F25UM[X$A%ZKZ5DP649]PGY.png](https://m.pinggu.org/bbs/forum.php?mod=image&aid=2135243&size=200x200&key=679c518d13551dcc&type=fixnone) 
大家帮忙分析下这个结果,怎么看是否显著?以及是否通过假设检验?经济学意义是什么?