2. Find the daily standard deviation. Now, you will use the STDEV.S function in Excel. Place your cursor in D13 and type '=STDEV.S(D4:D12)' without the quotation marks. This formula calculates the ...

This formula can be calculated in Microsoft Excel as shown below ... The table also includes standard deviation which is the next data component needed when building out the efficient frontier.

It indicates that 68% of observations will fall within the first standard deviation (µ ± σ) in normal distributions, 95% within the first two standard deviations (µ ± 2σ), and 99.7% within ...

Using a simple Excel worksheet and the standard ... about risk and reward in investing. The formula for annualized volatility is the standard deviation of the data multiplied by the square root ...