A.
\( H_0 :\mu =\mu _0 ,\quad H_1 :\mu \ne \mu _0 \)(\( \mu \) 是总体均值)
B.
\( H_0 :\sigma ^2=\sigma _0^2 ,\quad H_1 :\sigma ^2\ne \sigma _0^2 \)(\( \sigma^2 \) 是总体方差)
C.
\( H_0 :X\sim \left( {{\begin{array}{*{20}c} {a_1 } & {a_2 } & \cdots & {a_m } \\ {p_1 } & {p_2 } & \cdots & {p_m } \\ \end{array} }} \right),\quad H_1 :X\mbox{ 不服从 }\left( {{\begin{array}{*{20}c} {a_1 } & {a_2 } & \cdots & {a_m } \\ {p_1 } & {p_2 } & \cdots & {p_m } \\ \end{array} }} \right) \)
D.
\( H_0 :F(x)\le F_0 (x),\quad H_1 :F(x)>F_0 (x) \)