What is the mean of 78 79 79 80 76 77 77 76 77 74 74
The mean is the same as the average.
I don't know why they have two words for the same thing.
Add them up, then divide by how many there are.
78 + 79 + 79 + 80 + 76 + 77 + 77 + 76 + 77 + 74 + 74 = 847
847
––––– = 77
11
.
