Respuesta :

Answer:

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

Answer:

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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