Phát biểu đúng nhất trong các phát biểu sau là

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Xúc xắc 2

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1

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\[\left( {5\,;\,\,1} \right)\]

\[\left( {6\,;\,\,1} \right)\]

2

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\[\left( {2\,;\,\,2} \right)\]

\[\left( {3\,;\,\,2} \right)\]

\[\left( {4\,;\,\,2} \right)\]

\[\left( {5\,;\,\,2} \right)\]

\[\left( {6\,;\,\,2} \right)\]

3

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\[\left( {2\,;\,\,3} \right)\]

\[\left( {3\,;\,\,3} \right)\]

\[\left( {4\,;\,\,3} \right)\]

\[\left( {5\,;\,\,3} \right)\]

\[\left( {6\,;\,\,3} \right)\]

4

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\[\left( {2\,;\,\,4} \right)\]

\[\left( {3\,;\,\,4} \right)\]

\[\left( {4\,;\,\,4} \right)\]

\[\left( {5;{\rm{ }}4} \right)\]

\[\left( {6\,;\,\,4} \right)\]

5

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\[\left( {2\,;\,\,5} \right)\]

\[\left( {3\,;\,\,5} \right)\]

\[\left( {4\,;\,\,5} \right)\]

\[\left( {5;{\rm{ }}5} \right)\]

\[\left( {6\,;\,\,5} \right)\]

6

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\[\left( {2\,;\,\,6} \right)\]

\[\left( {3\,;\,\,6} \right)\]

\[\left( {4\,;\,\,6} \right)\]

\[\left( {5;{\rm{ }}6} \right)\]

\[\left( {6\,;\,\,6} \right)\]