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2 boys and 2 girls are in Room X, and 1 ...

2 boys and 2 girls are in Room X, and 1 boy and 3 girls are in Room Y. Specify the sample space for the experiment in which a room is selected and then a person.

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The correct Answer is:
`{XB_(1), XB_(2), XG_(1), XG_(2), YB_(3), YG_(3), YG_(4), YG_(5)}`
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