fitter.stddev - Function

get mean error (standard deviation per observation)

Synopsis
stddev(id)

Arguments

id	in	the id of a sub-tool
		Allowed:	fitter id
		Default:	0

Returns
m real values

Description
Obtain the standard deviation per condition equation of a fit

Example

- include 'fitting.g'
- fit := fitter(n=1);		# a fitter for one real unknown
- fit.linear(dfs.functional('hyper',1),1+0*1:6, 1:6)
			# equations are x=1; x=2; ... x=6 
T
- fit.stddev()
1.87083

Next: fitter.covariance - Function Up: fitter - Tool Previous: fitter.sd - Function Contents Index

	Package	utility
	Module	fitting
	Tool	fitter