

   EExxttrraacctt RReessppoonnssee VVaarriiaabbllee ffrroomm aann OObbjjeecctt

        getResponse(object, form, data)

   AArrgguummeennttss::

     object: any object

       form: an optional two-sided formula. Defaults to `for-
             mula(object)'.

       data: a data frame in which to interpret the variables
             named in `form'. Optional for most methods.

   DDeessccrriippttiioonn::

        This function is generic; method functions can be writ-
        ten to handle specific classes of objects. Classes
        which already have methods for this function include
        `data.frame', `gls', `lme', and `lmList'.

   VVaalluuee::

        will depend on the method function used; see the appro-
        priate documentation.

   AAuutthhoorr((ss))::

        Jose Pinheiro and Douglas Bates

   SSeeee AAllssoo::

        `getResponseFormula'

   EExxaammpplleess::

        ## see the method function documentation

