alleryTwo events that cannot occur together in a single trial are called:
AComplementary always
BMutually exclusive
CEqually likely
DExhaustive events
Answer & Solution
Correct answer: B. Mutually exclusive
1. If one event occurring rules the other out, the two cannot happen together.
2. Set-wise, their intersection is the empty set.
3. Events with empty intersection are called mutually exclusive.
_Source: syllabus Mathematics, Ch 14 'Probability' (kemh114)_
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