Five Number Summary

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What is the Five Number Summary?

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The Five Number Summary consists of five key statistics that summarize a dataset: Minimum, First Quartile (Q1), Median (Q2), Third Quartile (Q3), and Maximum.

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What does the Minimum represent in the Five Number Summary?

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The Minimum is the smallest value in a dataset.

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What does the Maximum represent in the Five Number Summary?

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The Maximum is the largest value in a dataset.

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What is the Median in the context of the Five Number Summary?

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The Median (Q2) is the middle value of a dataset when it is ordered from least to greatest.

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What is Quartile 1 (Q1)?

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Quartile 1 (Q1) is the median of the lower half of a dataset, representing the 25th percentile.

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What is Quartile 3 (Q3)?

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Quartile 3 (Q3) is the median of the upper half of a dataset, representing the 75th percentile.

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How do you calculate the Median of a dataset?

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To calculate the Median, order the data from least to greatest and find the middle value. If there is an even number of values, average the two middle values.

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What is the purpose of the Five Number Summary?

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The Five Number Summary provides a quick overview of the distribution, spread, and center of a dataset.

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How do you find the Maximum of a set of numbers?

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To find the Maximum, identify the largest number in the set.

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What is the difference between Mean and Median?

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Mean is the average of all values in a dataset, while Median is the middle value when the data is ordered.