cluster: Identify clusters

Description Usage Arguments Details Value See Also Examples

Description

This is a special function used in the drm or depratio syntax. It identifies correlated groups of observations, and is used on the right hand side of a formula.

Usage

1

Arguments

x

A character, factor, or numeric variable.

Details

The function's only action is semantic, to mark a variable as the cluster indicator.

Value

x

See Also

drm, depratio, Time

Examples

1

drm documentation built on May 29, 2017, 7:24 p.m.

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