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19 September, 16:48

Sort data from least to greatest 7 1/2, 7, 4, 2 1/2, 0, 3, 1 1/2, 4, 4

Find the interquartile range (IQR) of the data set

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  1. 19 September, 17:12
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    Step-by-step explanation:

    0, 1 1/2, 2 1/2, 3, 4, 7, 7 1/2

    the medium is 3

    Q1 is in the middle of (0,1 1/2, 2 1/2) and it is 1 1/2

    Q3 is in the middle of (4, 7, 7 1/2) and it is 7

    IQR = Q3-Q1=7-1 1/2=14/2-3/2=11/2
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