Question

What is the mean of 70,68,70,72,68,66,65,73?

Answer 1

The answer is 69. This is all the numbers added and then divided by the amount of numbers given. 

Answer 2

altogether 8 numbers.

we have to add everything first
70+68+70+72+68+66+65+73
552

then it has to be divided by total numbers
552 / 8
69

the mean is 69