svy.varcoef {survey} | R Documentation

## Sandwich variance estimator for glms

### Description

Computes the sandwich variance estimator for a generalised linear model fitted to data from a complex sample survey. Designed to be used internally by `svyglm`.

### Usage

    svy.varcoef(glm.object, design)

### Arguments

`glm.object` | A `glm` object
`design` | A `survey.design` object

### Value

A variance matrix

### Author(s)

Thomas Lumley

### See Also

`svyglm`,`svydesign`, `svyCprod`

[Package survey version 3.19 Index]