发布网友 发布时间:2022-04-22 05:01
共3个回答
热心网友 时间:2023-10-06 10:54
翻转硬币。假设硬币被翻转的7倍,什么是概率,头和尾巴的发生? p=1-(2的7次方分之)-(2的7次方分之1)=126/128=63/64热心网友 时间:2023-10-06 10:54
Two players take turns flipping a fair coin. The game ends when the Method 1: first flip: no one can win second flip: no one can win热心网友 时间:2023-10-06 10:55
英语学得不好,怕理解错了题目意思