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PROBABILITY — Statistics STD 12 Commerce — Question

Gujarat BoardEnglish MediumSTD 12 CommerceStatisticsPROBABILITY1 Mark
Question
Define: Certain Event.
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Answer

The special subset $U$ of the sample space of random experiment is called a certain event.
The certain event is an event which always occurs.
It is denoted by $U.$

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