______ is the way to Xi'an?
A:Which
B:Who
C:What
下面关于常用温度计的使用中,错误的是 ( )
已知随机变量X服从正态分布N(μ,σ2),且P(μ﹣2σ<X≤μ+2σ)=0.9544,P(μ﹣σ<X≤μ+σ)=0.6826,若μ=4,σ=1,则P(5<X<6)=( )