R: Return number of observations for statistical models
nObs
R Documentation
Return number of observations for statistical models
Description
Returns number of observations for statistical models. The default
method assumes presence of a component param$nObs in x.
Usage
nObs(x, ...)
## Default S3 method:
nObs(x, ...)
## S3 method for class 'lm'
nObs(x, ...)
Arguments
x
a statistical model, such as created by lm
...
further arguments for methods
Details
This is a generic function. The default method returns the component
x$param$nObs. The lm-method is based on
qr-decomposition, in the same way as the does summary.lm.