Physics307L:Schedule/Week 4 agenda/Calculating mean/Standard error
See also: http://support.microsoft.com/kb/214076
Standard error of the mean
- is an estimate of the standard deviation σ of the population, and
- n is the size (number of items) of the sample.
Note: Standard error may also be defined as the standard deviation of the residual error term. (Kenney and Keeping, p. 187; Zwillinger 1995, p. 626)