What is the mean of 70,68,70,72,68,66,65,73?
The answer is 69. This is all the numbers added and then divided by the amount of numbers given.
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