题目内容
（请给出正确答案）
设随机变量X服从正态分布N(μ，σ2)，则随σ的增大，概率P{|X-μ|＜σ[ ]
(A) 单调增大；
(B) 单调减小；
(C) 保持不变；
(D) 增减不定．
如搜索结果不匹配，请 联系老师 获取答案
更多“设随机变量X服从正态分布N（μ，σ2)，则随σ的增大，概率P…”相关的问题
第1题
He was so engaged ______ his business that he hadn't been home for a month.
A．at
B．on
C．for
D．in
第2题
He was so engaged ______ his business that he hadn't been home for a month.
A．at
B．on
C．for
D．in
第3题
He was so engaged ______ his business that he hadn't been home for a month.
A．at
B．on
C．for
D．in
第4题
He was so engaged ______ his business that he hadn't been home for a month.
A．at
B．on
C．for
D．in
为了保护您的账号安全，请在“上学吧”公众号进行验证，点击“官网服务”-“账号验证”后输入验证码“”完成验证，验证成功后方可继续查看答案！
微信搜一搜
上学吧
微信搜一搜
上学吧
