How to calculate Standard Deviation in Excel The Standard Deviation ... the sample mean is from the main population mean. While the formula for calculating it is a little complex, Excel makes ...

Hence, the formula: Expected Portfolio Return ... to get the expected result of your portfolio. In order to calculate standard deviation, figure out the mean or the average in the data set.

How to calculate standard deviation using the defining formula is explained. Discuss with students the need to go beyond averages to give a picture of what a sample is like. Consider real life ...