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28 February, 23:50

57, 59, 64, 72, 76, 77, 77, 78, 85, 87, 88, 88, 88, 92, 94, 96, 98, 100

Find the Median of the data set

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Answers (2)
  1. 1 March, 00:51
    0
    82

    Step-by-step explanation:

    Mean of a set of data is simply the average. It's calculated by adding up all the numbers, then divide by how many numbers there are.

    57 + 59 + 64 + 72 + 76 + 77 + 77 + 78 + 85 + 87 + 88 + 88 + 88 + 92 + 94 + 96 + 98 + 100 = 1,476

    1476/18 = 82

    Therefore 82 is the mean of the set of numbers
  2. 1 March, 03:35
    0
    Median = 86

    Step-by-step explanation:

    the middle of the data set is 85 and 87. to find the median you would do 85+87/2 = 172/2 median = 86
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