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27 April, 05:51

Complete these two different sets of data so that they each have six values and a mean of 21.

20,20.5,20.5,21.5,21.5,?

20,21,21,21,21,?

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  1. 27 April, 08:56
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    First set:

    the 2 20.5's and 21.5's have a mean of 21

    so you need a mean of 21 from 20 + one number which is 22

    So its 22

    second set

    again its 22
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