ISEE Middle Level Quantitative Reasoning Flashcards: Basic Probability

Study Basic Probability in ISEE Middle Level Quantitative Reasoning with focused flashcards that help you recognize the idea, recall the key rule, and apply it in practice-style prompts.

QUESTION

What is P(E)P(E) if P(Ec)=38P(E^c)=\frac{3}{8}?

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ANSWER

58\frac{5}{8}. Subtract the probability of the complement from 1 to find the event's probability.

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ISEE Middle Level Quantitative Reasoning: Data Analysis and Probability

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What this deck covers

This deck focuses on Basic Probability, giving you a quick way to review the definitions, rules, and examples that matter most for ISEE Middle Level Quantitative Reasoning.

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
A bag contains only red, blue, and green marbles. The probability of selecting a red marble is 14\frac{1}{4}, and the probability of selecting a blue marble is 13\frac{1}{3}. If there are 10 green marbles in the bag, what is the total number of marbles in the bag?
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