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Variance-covariance matrix for a yppe model

Source: R/utils.R
vcov.yppe.Rd

This function extracts and returns the variance-covariance matrix associated with the regression coefficients when the maximum likelihood estimation approach is used in the model fitting.

Usage

# S3 method for yppe
vcov(object, ...)

Arguments

object

an object of the class yppe.

...

further arguments passed to or from other methods.

Value

the variance-covariance matrix associated with the regression coefficients.