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प्रश्न
Three coins are tossed. Describe two events which are mutually exclusive but not exhaustive.
बेरीज
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उत्तर
Two events which are mutually exclusive but not exhaustive can be
A: getting exactly one head
B: getting exactly one tail
That is
A = {HTT, THT, TTH}
B = {HHT, HTH, THH}
It is because, A ∩ B = Φ, but A ∪ B ≠ S
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