Are They Disjoint? Which of the following pairs of events, A and B, are disjoint

Question

Are They Disjoint? Which of the following pairs of events, A and B, are disjoint? (a) A person is selected at random. A is the event "sex of the person selected is male" and B is the event "sex of the person selected is female." Disjoint Not disjoint (b) A person is selected at random. A is the event "the person selected earns more than $100,000 per year" and B is the event "the person selected earns more than $250,000 per year." Disjoint Not disjoint (c) A pair of dice are tossed. A is the event "one of the dice is a 3" and B is the event "the sum of the two dice is 3." Disjoint Not disjoint

Explanation / Answer

a) Disjoint

b). Not Disjoint

c).Disjoint

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