You can calculate the T-Value in Excel with the mean, standard deviation and degrees of freedom. Since the T-Value is a comparison between sample mean and population mean, both values need to be ...

How to calculate Standard Deviation in Excel The Standard Deviation is a term used in statistics. The term describes how much the numbers if a set of data vary from the mean.

For example, if the range of data is in cells A2 through A13, type "=STDEV (A2:A13)" to calculate standard deviation.

Key Points Use Excel to calculate daily returns and standard deviation to gauge stock volatility. Annualize volatility by multiplying daily standard deviation by the square root of 252.

Both funds have an average yearly return of 10%, but Fund B is more volatile because its returns vary more. Using a simple Excel worksheet and the standard deviation function (stdev), you can see ...