Question

What is the formula for mean? Explain each term of the formula.

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Answer 1

there are three series in arithmetic mean
individual series
$sigma \frac{fm}n$

discreat series
$a +sigma \frac{fm}{n}$

continous series
$a + sigma \frac{fm}{n} \div i$

Answer 2

A formula is a sequence of values,cell address and operators that begins with an equal sign(=) and produces a new value. After the formula is typed into cell, the calculation executes immediately and the formula itself is visible in the formula bar.

Hope It helps you