Representing Outliers in a Boxplot Using Quartiles

This video tutorial explains how to represent outliers in a boxplot by understanding quartiles and the interquartile range (IQR). It covers the five-number summary of a boxplot, how to calculate outliers using quartiles and IQR, and provides a practical example using student data. The tutorial also demonstrates how to adjust a boxplot to show outliers and interpret the differences between boxplots with and without outliers.

How do you represent outliers on a boxplot?

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What changes occur to the whiskers when outliers are identified?

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How does the presence of outliers affect the interpretation of a boxplot?

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