GRE Quantitative Flashcards: Descriptive Statistics

Study Descriptive Statistics in GRE Quantitative with focused flashcards that help you recognize the idea, recall the key rule, and apply it in practice-style prompts.

QUESTION

What is the interquartile range (IQR) in terms of quartiles $Q_1$ and $Q_3$ ?

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ANSWER

$Q_3-Q_1$ . The IQR captures the middle 50% spread by differencing the third and first quartiles, excluding extremes.

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GRE Quantitative: Data Analysis and Statistics

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All flashcards

24 cards

What this deck covers

This deck focuses on Descriptive Statistics, giving you a quick way to review the definitions, rules, and examples that matter most for GRE Quantitative.

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 17Practice questions for this set

A dataset consists of

\{3, 3, 4, 4, 4, 5, 20\}

. If the largest value is removed, which of the following statements is true about the mean and the median?

Choose an answer

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