题目:设随机变量X的概率分布列为P{X = k} = (1/3)^k (k = 1, 2, 3),则P{X ≤ 2} =
2024-11-13
题目:设随机变量X的概率分布列为P{X = k} = (1/3)^k (k = 1, 2, 3),则P{X ≤ 2} =
A. 1/3 B. 2/3 C. 8/9 D. 1
正确答案:C
试题解析:暂无
题目:设随机变量X的概率分布列为P{X = k} = (1/3)^k (k = 1, 2, 3),则P{X ≤ 2} =
A. 1/3 B. 2/3 C. 8/9 D. 1
正确答案:C
试题解析:暂无