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9 July, 20:41

Find the interquartile range (IQR) of the data set. 1,1,3,4,4,5,5,5,6,7,9

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  1. 9 July, 21:47
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    The interquartile range is 3
  2. 9 July, 23:21
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    The interquartile range is 3.

    Step-by-step explanation:

    1, 1, 3, 4, 4, 5, 5, 5, 6, 7, 9

    Median: 5

    (Q1) Lower quartile: 3

    (Q2) Upper quartile: 6

    (IQR) Interquartile range: 6 - 3 = 3
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