LanaParrilla LanaParrilla

31-05-2018
Mathematics

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For which set of data is the mean 8.1?
6.6, 7.5, 8.1, 9.2, 9.8
8.1, 8.1, 8.7, 8.8, 9.9
4.2, 6.7, 8.1, 5.5, 9.1
8.5, 8.0, 8.0, 9.0, 7.0

Respuesta :

JERosa12356 JERosa12356

31-05-2018

the last set of 8.5, 8.0, 8.0, 9.0, 7.0, because when you add it all together the sum is 40.5, then you divide it by 5 to get 8.1

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