1
(1,1) (1,2) (1,3) (1,4)
(2,1) (2,2) (2,3) (2,4)
(3,1) (3,2) (3,3) (3,4)
(4,1) (4,2) (4,3) (4,4)
2
从左上到右下对角线的四个值是X=Y
对角线左下方的六个值就是X>Y ,其概率是:6/16=3/8
1
(1,1) (1,2) (1,3) (1,4)
(2,1) (2,2) (2,3) (2,4)
(3,1) (3,2) (3,3) (3,4)
(4,1) (4,2) (4,3) (4,4)
2
从左上到右下对角线的四个值是X=Y
对角线左下方的六个值就是X>Y ,其概率是:6/16=3/8