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Questions and Answers
Which range expresses probability, and what is the range of an impossible event?
Which range expresses probability, and what is the range of an impossible event?
- 0 to 100, 0
- 0 to 1, 0 (correct)
- 1 to 100, 1
- 0 to 10, 0
What is the probability of an event that is certain to occur?
What is the probability of an event that is certain to occur?
- 10
- 0.5
- 0
- 1 (correct)
What happens when you add the probabilities of two complementary events A and B?
What happens when you add the probabilities of two complementary events A and B?
- They add up to 1 (correct)
- They add up to 0.5
- They add up to 0
- They add up to 2
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