Trắc nghiệm Phép thử và biến cố có đáp án !!

A. Ω={2,4,6}

B. Ω={1,3,5}

C. Ω={1,2,3,4}

D. Ω={1,2,3,4,5,6}

A. A={1,2}

B. A={2,3}

C. A={2,3,4,5,6}

D. A={3,4,5,6}

A. Ω={1S,2N,3S,4N,5S,6N}

B. Ω={1N,2S,3N,4S,5N,6S}

C. Ω={1S,2,S,3S,4S,5S,6S,1N,2N,3N,4N,5N,6N}

D. Ω={SS,SN,NS}

A. M={2S}

B. M={4S}

C. M={6S}

D. M={2S,4S,6S}

A. $\Omega =\left\{A_1, A_2, A_3, \overline{A_1}, \overline{A_2}, \overline{A_3}\right\}$

B. $\Omega =\left\{A_1{A}_2{A}_3, \overline{A_1}{A}_2{A}_{3, }{A}_1{A}_2\overline{A_3}, \overline{A_1}\overline{A_2}\overline{A_3}\right\}$

C. $\Omega =\left\{A_1{A}_2{A}_3, \overline{A_1}{A}_2{A}_{3, }{A}_1\overline{A_2}{A}_3,A_1{A}_2\overline{A_3}, \overline{A_1}\overline{A_2}{A}_{3, }\overline{A_1}{A}_2\overline{A_{3 }}, \overline{A_1}\overline{A_1}, \overline{A_2}, \overline{A_3}\right\}$

D. $\Omega =\left\{A_1{A}_2, \overline{A_1}{A}_2, A_1\overline{A_2}, \hspace{0.17em}{A}_2{A}_3, \overline{A_3}{A}_2, A_3\overline{A_2}, A_1{A}_3, \overline{A_1}{A}_3, A_1\overline{A_3}\right\}$

A. Ω={(m,n)|1≤m≤7,1≤n≤7}

B. Ω={(m,n)|1≤m≤7,1≤n≤7,m≠n}

C. Ω={(m,n)|1≤m≤5,6≤n≤7}

D. Ω={(m,n)|1≤m≤3,4≤n≤7}

A. 49

B. 42

C. 10

D. 12

A. $\overline{A_1}\cup \overline{A_2}\cup \overline{A_3}$

B. $\overline{A_1}\cap \overline{A_2}\cap \overline{A_3} hay \overline{A_1}.\overline{A_2}.\overline{A_3}$

C. $\overline{A_1}\cup \overline{A_2}\cap \overline{A_3} hay \overline{A_1}\cup \overline{A_2}\overline{A_3}$

D. $\overline{A_1}\cap \overline{A_2}\cup \overline{A_3} hay \overline{A_1}\overline{A_2}\cup \overline{A_3}$

A. 6 

B. 24

C. 1

D. 4

A. M={(MDHL),(HMDL),(HLMD)}

B. M={(MDHL),(LMDH),(LHMD)}

C. M={(MDHL),(MDLH),(HMDL),(LMDH),(HLMD),(LHMD)}

D. M={(MDHL),(DMHL),(MDLH),(DMLH),(HMDL),(HDML),(LMDH),(LDMH),(HLMD),(HLDM),(LHMD),(LHDM)}

A. Ω={S,N,S}

B. Ω={SSS,SSN,SNS,NSS}

C. Ω={SSS,SSN,SNS,NSS,NNS,NSN,SNN,NNN}

D. Ω={NNN,NSN,SNS}

A. C={NNS,NSN,SNN}

B. C={NNS,NSN,SNN,NNN}

C. C={N,N,S}

D. C={N,N,N}