internal function for updating alpha
Usage
updateALpha(y, x, vfun, mu, w, phi, corstr, ni, mv = NULL, id, visit)
Arguments
- y
response value for GEE model
- x
model matrix for the GEE model
- vfun
variance function for the GLM
- mu
mu vector for the GLM
- w
weight matrix
- phi
scale parameter
- corstr
correlation structure
- ni
list of visits per subject
- mv
NULL
- id
id column
- visit
visit column
Details
arguments are from Fisher Scoring Algorithm