Three students found the mean of the data set given. Their work is shown below. Choose the student who correctly found the mean.

Question

3 years ago

8

Three students found the mean of the data set given. Their work is shown below. Choose the student who correctly found the mean.

10, 10, 13, 14, 16, 19, 23 Naeem's Work. StartFraction 10 + 10 + 13 + 14 + 16 + 19 + 23 Over 7 EndFraction = StartFraction 105 Over 7 EndFraction = 15 Preston's Work. StartFraction 10 + 13 + 14 + 16 + 19 + 23 Over 6 EndFraction = StartFraction 95 Over 6 EndFraction = 15.8 Calida's Work. StartFraction 10 + 23 Over 2 EndFraction = StartFraction 33 Over 2 EndFraction = 16.5

Mathematics