ТВИМС

1. What is a reliable event?

• An event that cannot happen

• An event that must happen under given conditions

• An event that may or may not happen

• An event that depends on chance

What is the probability of a reliable event?

• 0

• 0.5

• 1

• 2

What is an impossible event?

• An event that always happens

• An event that cannot happen under given conditions

• An event that happens sometimes

• An event with probability 1

What is the probability of an impossible event?

• 1

• 0

• 0.5

• 2

What is a random event?

• An event with probability 1

• An event that cannot happen

• An event that may or may not happen under the same conditions

• An event that always happens

. What is the valid range of probability for any event A?

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What is the relationship between probabilities of opposite events A and Ā (not A)?

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Which of the following is always true for opposite events A and Ā?

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• 1/5

• 3/5

• 2/5

• 4/5

What does the event “simultaneous occurrence of A and B” mean?

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