Không gian mẫu của phép thử “Bạn An liệt kê các số có 2 chữ số chia hết cho 5” có bao nhiêu phần tử?

A. 15 viên bi.

B. 25 viên bi.

C. 10 viên bi.

D. 22 viên bi.

A. \[\Omega = \left\{ {1;\,\,2;\,\,3;\,\,4;\,\,5;\,\,6;\,\,7;\,\,8;\,\,9;\,\,10;\,\,11;\,\,12;\,\,13;\,\,14;\,\,15} \right\}\].

B. \[\Omega = \left\{ {1;\,\,2;\,\,3;\,\,4;\,\,5;\,\,7;\,\,8;\,\,9;\,\,10;\,\,11;\,\,12;\,\,13} \right\}\].

C. \[\Omega = \left\{ {1;\,\,2;\,\,3;\,\,4;\,\,5;\,\,6;\,\,7;\,\,8;\,\,9;\,\,11;\,\,12;\,\,15} \right\}\].

D. \[\Omega = \left\{ {0;\,\,1;\,\,2;\,\,3;\,\,4;\,\,5;\,\,6;\,\,7;\,\,8;\,\,9;\,\,10;\,\,11;\,\,12;\,\,13;\,\,14;\,\,15} \right\}\].

A. 8.

B. 9.

C. 10.

D. 11.

A. 2.

B. 4.

C. 6.

D. 10.

A. \(\alpha \).

B. \(\beta \).

C. .

D. \(\Omega \).

A. 24.

B. 12.

C. 6.

D. 8.

A. \(\left\{ {{\rm{NN}}\,{\rm{;}}\,\,{\rm{NS}}\,{\rm{;}}\,\,{\rm{SN}}\,{\rm{;}}\,\,{\rm{SS}}} \right\}\).

B. \(\left\{ {{\rm{NNN}}\,{\rm{;}}\,\,{\rm{SSS}}\,{\rm{;}}\,\,{\rm{NNS}}\,{\rm{;}}\,\,{\rm{SSN}}\,{\rm{;}}\,\,{\rm{NSN}}\,{\rm{;}}\,\,{\rm{SNS}}} \right\}\).

C. \(\left\{ {{\rm{NNN}}\,{\rm{;}}\,\,{\rm{SSS}}\,{\rm{;}}\,\,{\rm{NNS}}\,{\rm{;}}\,\,{\rm{SSN}}\,{\rm{;}}\,\,{\rm{NSN}}\,{\rm{;}}\,\,{\rm{SNS}}\,{\rm{;}}\,\,{\rm{NSS}}\,{\rm{;}}\,\,{\rm{SNN}}} \right\}\).

D. \(\left\{ {{\rm{NNN}}\,{\rm{;}}\,\,{\rm{SSS}}\,{\rm{;}}\,\,{\rm{NNS}}\,{\rm{;}}\,\,{\rm{SSN}}\,{\rm{;}}\,\,{\rm{NSS}}\,{\rm{;}}\,\,{\rm{SNN}}} \right\}\).