The event consisting of everything that is not A is written A prime and called the:
AComplement
BCompliment
CComponent
DComparison
Answer & Solution
Correct answer: A. Complement
1. Together the two cover the whole sample space.
2. Whatever is left out of A makes up the other event.
3. That event is the complement of A.
_Source: OpenStax Introductory Statistics 2e, Chapter 3, Probability Topics._
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