Question

What is the mean of 74,68,64,63,71,72,64

Answer 1

the mean is:

$\operatorname{mean}=\frac{su\text{ m of numbers}}{how\text{ many numbers}}$

sum of numbers= 74+68+64+63+71+72+64=476

and there are 7 numbers

so the mean is: 476/7=68

so the answer is: 68