offset {stats} | R Documentation |
An offset is a term to be added to a linear predictor, such as in a generalised linear model, with known coefficient 1 rather than an estimated coefficient.
offset(object)
object |
An offset to be included in a model frame |
There can be more than one offset in a model formula, but -
is
not supported for offset
terms (and is equivalent to +
).
The input value.
For examples see glm
and
Insurance
in package MASS.