how to calculate standard deviation mean in excel?
['Enter the cell range for your list of numbers in the Number 1 box. For example, if your data were in column A from row 1 to 13, you would enter A1:A13. ... ', 'Finding the Standard Deviation. ... ', 'Enter the cell range for your list of numbers in the Number 1 box. ... ', 'www.delsiegle.com.']