跪求统计学大拿帮计算以下表格中的X2及P值，急！！！

1。x2=2.174748 P=0.536939 x2=2.174748 <x2,0.05,3=7.8147 接受Ho 2。x2=1.837601 P=0.606787 x2=1.837601 <x2,0.05,3=7.8147 接受Ho