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     EduGorilla 
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    A class has 10 number of girls with following weights (in kg):

    25, 28, 30, 24, 24, 22, 29, 30, 21, 27

    What is the mean deviation of their weights?

    Options :-

    1. 2.8

    2. 3.2

    3. 3.6

    4. 3.8

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