WCHS: Warren County High School (Warren County, Tennessee) WCHS: Warren Central High School (Indianapolis, Indiana) WCHS: White County High School: WCHS: Wesley Chapel High School (Wesley Chapel, FL) WCHS: Willow Canyon High School (Surprise, Arizona) WCHS: Western Canada High School (Calgary, Alberta Canada) WCHS: Wirt County High School (West Virginia) WCHS
Standard deviation is the average or mean of all the averages for multiple sets of data. Scientists and statisticians use the standard deviation to determine how closely sets of data are to the mean of all the sets.
The standard deviation is a figure in statistics that shows how far data deviates from the mean figure. If you want to make a chart of data, you can list your data, make a graph and calculate averages and standard deviation from Microsoft Excel. You can also use the Excel formula wizard to choose the standard deviation formula. 2  Click on Insert in the Formula bar. 3  Then, select Statistical and select STDEV.. 4  Type in your data range in the box that pops up.