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Questions and Answers
What is the range of probability values?
What is the range of probability values?
- 0 to 1 (correct)
- 0 to 10
- -1 to 1
- 1 to 100
Which rule of probabilities is used for events involving "AND"?
Which rule of probabilities is used for events involving "AND"?
- Multiplication rule (correct)
- Division rule
- Addition rule
- Subtraction rule
What is the multiplication principle of counting used for?
What is the multiplication principle of counting used for?
- To calculate the number of possible unordered selections of objects
- To calculate the total number of outcomes for E events (correct)
- To calculate the probability of a dependent event
- To calculate the number of possible ordered arrangements of objects
What is a simple event?
What is a simple event?
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What is the combination formula used for?
What is the combination formula used for?
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Which type of probability is based on personal judgment or opinion?
Which type of probability is based on personal judgment or opinion?
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How does the occurrence of another event affect the probability of a dependent event?
How does the occurrence of another event affect the probability of a dependent event?
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Study Notes
- Probability is used to describe the likelihood of an event occurring.
- There are two types of probabilities: subjective and objective.
- Probability values range from 0 to 1.
- The addition rule of probabilities is used for events involving "OR."
- The multiplication rule of probabilities is used for events involving "AND."
- The multiplication principle of counting is used to calculate the total number of outcomes for E events.
- The permutation formula is used to calculate the number of possible ordered arrangements of objects.
- The combination formula is used to calculate the number of possible unordered selections of objects.
- A simple event involves a single independent event, while a compound event involves multiple independent events.
- The probability of a dependent event is affected by the occurrence of another event.
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