1. Open your data file in Excel 2. Click on a blank cell where you will paste the function to calculate the standard deviation. 3. Click on the Function Wizard, . 4. Page down until you see STDEV andu click on that for the standard deviation function. When you've done this, click on "OK". Using the mouse, highlight the cells containing the data you want to use. Click on OK, the value of the standard deviation will appear in the blank cell you clicked on in step #2.
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