Extension - Amazing Averages

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  1. The mean of a data set is found by adding all the members of the data set, then dividing by the total number of members.
    { 2, 3, 4, 5, 6}
    2 + 3 + 4 + 5 + 6 = 20
    20 ÷ 5 = 4
    mean = 4
    1.   OK