vcov

vcov,pim-method

Returns Hessian-based variance-covariance matrix of the fit of a <code>pim</code> model.

methods

The tools in this package are intended to help researchers assess multiple treatment-covariate interactions with data from a parallel-group randomized controlled clinical trial. The methods implemented in the package were proposed in Kovalchik, Varadhan and Weiss (2013) <doi: 10.1002/sim.5881>.

Ravi Varadhan

anoint

Analysis of Interactions

Stephanie Kovalchik

Leon Wang

vcov function

<dl><dt>vcov</dt>
<dd><code>signature(object = "pim")</code>:
Extractor for variance-covariance of MLEs.</dd> 
</dl>

Methods

S. Kovalchik <a href="/link/s.a.kovalchik%40gmail.com?package=anoint&version=1.5" data-mini-rdoc="anoint::s.a.kovalchik@gmail.com">s.a.kovalchik@gmail.com</a>

Author

Get variance-covariance from pim object. — vcov

<dl>

<dt>vcov</dt>
<dd><code>signature(object = "pim")</code>:
Extractor for variance-covariance of MLEs.</dd>

 
</dl>

S. Kovalchik <a href='mailto:s.a.kovalchik@gmail.com'>s.a.kovalchik@gmail.com</a>

vcov: Get variance-covariance from `pim` object.

Description

Arguments

Methods

Author