問題詳情

113. Two fair dice are rolled. Let X be the absolute value of the difference between the two numbers on the dice.
Calculate the probability that X < 3.
(A) 2/9
(B) 1/3
(C) 4/9
(D) 5/9
(E) 2/3

參考答案

答案:E

統計:A:0,B:0,C:0,D:0,E:0

難度:計算中