After calculating the Standard Deviation, we can use Chebysheff’s Theorem to interpret the number. at least 3/4 of the data lie within two standard deviations of the mean, that is, in the interval with endpoints x − ± 2 s for samples and with endpoin

Standard deviation in Excel. Standard deviation is a measure of how much variance there is in a set of numbers compared to the average (mean) of the numbers. To calculate standard deviation in Excel, you can use one of two primary functions, depending on

The mean (average) for the list will appear in the cell you selected. Finding the Standard Deviation. Place the cursor where you wish to have the standard deviation appear and click the mouse button.Select Insert Function (f x) from the FORMULAS tab. A di