用的是AER包中Affairs数据，我跟着书在R中操作但是为何得出二元逻辑回归模型的系数大小和书中是一样但是正负号相反的结果呢？那到底模型是ln（p/p-1）=1.93-0.035*age+0.1006*yearsmarried-0.32902*religiousness-0.461*rating还是ln（p/p-1）=-1.93+0.035*age-0.1006*yearsmarried+0.32902*religiousness+0.461*rating？？？？