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Statistics & Probability Flashcards: Using Permutations And Combinations In Probability

Study Using Permutations And Combinations In Probability in Statistics & Probability with focused flashcards that help you recognize the idea, recall the key rule, and apply it in practice-style prompts.

QUESTION

From 1010 students, how many ways can you choose a president, vice president, and secretary?

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ANSWER

P(10,3)=720P(10,3)=720. Order matters since positions are distinct.

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Statistics & Probability: Probability Rules

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What this deck covers

This deck focuses on Using Permutations And Combinations In Probability, giving you a quick way to review the definitions, rules, and examples that matter most for Statistics & Probability.

How to use these flashcards

Work through these flashcards in short sessions. Try to answer each prompt before flipping the card, then revisit any cards you miss until the explanation feels automatic.

Practice questions

1 of 38Practice questions for this set
Seven runners compete in a race. Gold, silver, and bronze medals are awarded to the top 3 finishers. Order matters because gold/silver/bronze are different. There are 7P37P3 equally likely podium outcomes. What is the probability that Lina wins a medal (finishes in the top 3)?
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