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1 April, 21:25

What number of students describe the first quartile?

20, 18, 21, 18, 22, 24, 18, 23, 23, 24,

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  1. 1 April, 21:41
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    Quartile 1 is 18

    Step-by-step explanation:

    Arrange the numbers in order from least to greatest;

    18, 18, 18, 20, 21, 22, 23, 23, 24, 24

    Find the Median = (21+22) / 2 = 21.5

    Find the median (Q1) between 21.5 and 18 = 18

    Find the median (Q2) between 21.5 and 24 = 23
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