Quizzes: Complementary rules of probability

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1. 0.10

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3. 0.95

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1. 0.3

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1. 3/8

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3. 0.60

More quizzes

In a survey, 80% of respondents prefer Brand A over Brand B. If a respondent is selected at random, what is the probability that they prefer Brand B?

  1. 0.20
  2. 0.50
  3. 0.80
  4. 1.0
Show Answer

1. 0.20

In a quality control test, there is a 15% chance that a part will not meet specifications. What is the probability that a part chosen at random will meet specifications?

  1. 0.15
  2. 0.75
  3. 0.85
  4. 1.0
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3. 0.85

An electrical component has a reliability of 0.99. What is the probability that it will fail?

  1. 0.01
  2. 0.10
  3. 0.99
  4. 1.0
Show Answer

1. 0.01


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