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28 March, 12:34

What is the IQR (interquartile range) for the following data? 7, 9, 13, 4, 18, 3, 9, 10, 15, 8, 2, 6, 9

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  1. 28 March, 14:29
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    Q1 = 5 Q2 = 9 Q3 = 11.5

    Q3 - Q1 = IQR

    11.5 - 5 = 6.5

    The IQR is 6.5
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