The standard deviation is a statistic that tells you how tight or loose the range/spread of data is in relation to the mean or average of the data. Typically when a data range is clustered tightly the "bell curve" will be tall/steep. When the data is range is spread far apart the "bell" will appear flat or short and wide. Example of Spread: How to Calculate Standard Deviation:
Formulas in Google Sheets:
Remember that all formulas begin with an equal sign inside of your cell in google sheets.
Ref: Google Docs Editor Help - STDEV
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January 2023
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