Question

random error = formula of mean value​

Answer 1

Hello..

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Mean is the middle value of the expression.

For ex.

X1,x2..xn are the values for the one to be meaned!

Then the formulas for mean is very simple that is!

x1+x2+x3+....xn/n

Thanks!

Answer 2

Answer:

n/2 or (n+1)/2

Explanation:

n/2 is for even and (n+1)/2 for odd