Extract the Number of Observation from an iZIP Model Fit

An accessor function used to extract the number of observation from an 'izip' or a 'tsizip' object.

# S3 method for izip
nobs(object, ...)

# S3 method for tsizip
nobs(object, ...)

Arguments

object	an object class 'izip' or 'tsizip' object, obtained from a call to glm.izip or tsglm.izip.
...	other arguments passed to or from other methods (currently unused).

Value

The number of observations extracted from the object object.

See also

coef.izip, fitted.izip, glm.izip, coef.tsizip, fitted.tsizip, tsglm.izip

Examples

data(bioChemists)
M_bioChem <- glm.izip(art ~ ., data = bioChemists)
nobs(M_bioChem)
#> [1] 915