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5 September, 05:53

Work out the mean for the data set below: 1, 2, 1, 2, 2, 5 Give your answer as a fraction.

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  1. 5 September, 08:29
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    13/6 or 2 and 1/6

    Step-by-step explanation:

    The mean (or average) is the sum of all elements divided by the amount of elements. In this case that would be (1 + 2 + 1 + 2 + 2 + 5) / 6 = 13 / 6 or 2 1/6
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